20646916164

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:1039

約数の個数: 216

約数和(自身を含む): 61905392640

約数和(自身を除く): 41258476476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 73, 84, 98, 126, 146, 147, 196, 219, 223, 252, 292, 294, 438, 441, 446, 511, 588, 657, 669, 719, 876, 882, 892, 1022, 1314, 1338, 1438, 1533, 1561, 1764, 2007, 2044, 2157, 2628, 2676, 2876, 3066, 3122, 3577, 4014, 4314, 4599, 4683, 5033, 6132, 6244, 6471, 7154, 8028, 8628, 9198, 9366, 10066, 10731, 10927, 12942, 14049, 14308, 15099, 16279, 18396, 18732, 20132, 21462, 21854, 25884, 28098, 30198, 32193, 32558, 32781, 35231, 42924, 43708, 45297, 48837, 52487, 56196, 60396, 64386, 65116, 65562, 70462, 90594, 97674, 98343, 104974, 105693, 113953, 128772, 131124, 140924, 146511, 157461, 160337, 181188, 195348, 196686, 209948, 211386, 227906, 293022, 314922, 317079, 320674, 341859, 367409, 393372, 422772, 455812, 472383, 481011, 586044, 629844, 634158, 641348, 683718, 734818, 797671, 944766, 962022, 1025577, 1102227, 1122359, 1268316, 1367436, 1443033, 1469636, 1595342, 1889532, 1924044, 2051154, 2204454, 2244718, 2393013, 2571863, 2886066, 3190684, 3306681, 3367077, 4102308, 4408908, 4489436, 4786026, 5143726, 5772132, 6613362, 6734154, 7179039, 7715589, 7856513, 9572052, 10101231, 10287452, 11704601, 13226724, 13468308, 14358078, 15431178, 15713026, 20202462, 23146767, 23409202, 23569539, 28716156, 30862356, 31426052, 35113803, 40404924, 46293534, 46818404, 47139078, 70227606, 70708617, 81932207, 92587068, 94278156, 105341409, 140455212, 141417234, 163864414, 210682818, 245796621, 282834468, 327728828, 421365636, 491593242, 573525449, 737389863, 983186484, 1147050898, 1474779726, 1720576347, 2294101796, 2949559452, 3441152694, 5161729041, 6882305388, 10323458082, 20646916164]

約数ペア:

[(1, 20646916164), (2, 10323458082), (3, 6882305388), (4, 5161729041), (6, 3441152694), (7, 2949559452), (9, 2294101796), (12, 1720576347), (14, 1474779726), (18, 1147050898), (21, 983186484), (28, 737389863), (36, 573525449), (42, 491593242), (49, 421365636), (63, 327728828), (73, 282834468), (84, 245796621), (98, 210682818), (126, 163864414), (146, 141417234), (147, 140455212), (196, 105341409), (219, 94278156), (223, 92587068), (252, 81932207), (292, 70708617), (294, 70227606), (438, 47139078), (441, 46818404), (446, 46293534), (511, 40404924), (588, 35113803), (657, 31426052), (669, 30862356), (719, 28716156), (876, 23569539), (882, 23409202), (892, 23146767), (1022, 20202462), (1314, 15713026), (1338, 15431178), (1438, 14358078), (1533, 13468308), (1561, 13226724), (1764, 11704601), (2007, 10287452), (2044, 10101231), (2157, 9572052), (2628, 7856513), (2676, 7715589), (2876, 7179039), (3066, 6734154), (3122, 6613362), (3577, 5772132), (4014, 5143726), (4314, 4786026), (4599, 4489436), (4683, 4408908), (5033, 4102308), (6132, 3367077), (6244, 3306681), (6471, 3190684), (7154, 2886066), (8028, 2571863), (8628, 2393013), (9198, 2244718), (9366, 2204454), (10066, 2051154), (10731, 1924044), (10927, 1889532), (12942, 1595342), (14049, 1469636), (14308, 1443033), (15099, 1367436), (16279, 1268316), (18396, 1122359), (18732, 1102227), (20132, 1025577), (21462, 962022), (21854, 944766), (25884, 797671), (28098, 734818), (30198, 683718), (32193, 641348), (32558, 634158), (32781, 629844), (35231, 586044), (42924, 481011), (43708, 472383), (45297, 455812), (48837, 422772), (52487, 393372), (56196, 367409), (60396, 341859), (64386, 320674), (65116, 317079), (65562, 314922), (70462, 293022), (90594, 227906), (97674, 211386), (98343, 209948), (104974, 196686), (105693, 195348), (113953, 181188), (128772, 160337), (131124, 157461), (140924, 146511)]