20490366528

素因数分解:

$2^6\times 3^5\times {\mathrm{61}}^1\times {\mathrm{21599}}^1$

素因数の和:21687

約数の個数: 168

約数和(自身を含む): 61908537600

約数和(自身を除く): 41418171072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 81, 96, 108, 122, 144, 162, 183, 192, 216, 243, 244, 288, 324, 366, 432, 486, 488, 549, 576, 648, 732, 864, 972, 976, 1098, 1296, 1464, 1647, 1728, 1944, 1952, 2196, 2592, 2928, 3294, 3888, 3904, 4392, 4941, 5184, 5856, 6588, 7776, 8784, 9882, 11712, 13176, 14823, 15552, 17568, 19764, 21599, 26352, 29646, 35136, 39528, 43198, 52704, 59292, 64797, 79056, 86396, 105408, 118584, 129594, 158112, 172792, 194391, 237168, 259188, 316224, 345584, 388782, 474336, 518376, 583173, 691168, 777564, 948672, 1036752, 1166346, 1317539, 1382336, 1555128, 1749519, 2073504, 2332692, 2635078, 3110256, 3499038, 3952617, 4147008, 4665384, 5248557, 5270156, 6220512, 6998076, 7905234, 9330768, 10497114, 10540312, 11857851, 12441024, 13996152, 15810468, 18661536, 20994228, 21080624, 23715702, 27992304, 31620936, 35573553, 37323072, 41988456, 42161248, 47431404, 55984608, 63241872, 71147106, 83976912, 84322496, 94862808, 106720659, 111969216, 126483744, 142294212, 167953824, 189725616, 213441318, 252967488, 284588424, 320161977, 335907648, 379451232, 426882636, 569176848, 640323954, 758902464, 853765272, 1138353696, 1280647908, 1707530544, 2276707392, 2561295816, 3415061088, 5122591632, 6830122176, 10245183264, 20490366528]

約数ペア:

[(1, 20490366528), (2, 10245183264), (3, 6830122176), (4, 5122591632), (6, 3415061088), (8, 2561295816), (9, 2276707392), (12, 1707530544), (16, 1280647908), (18, 1138353696), (24, 853765272), (27, 758902464), (32, 640323954), (36, 569176848), (48, 426882636), (54, 379451232), (61, 335907648), (64, 320161977), (72, 284588424), (81, 252967488), (96, 213441318), (108, 189725616), (122, 167953824), (144, 142294212), (162, 126483744), (183, 111969216), (192, 106720659), (216, 94862808), (243, 84322496), (244, 83976912), (288, 71147106), (324, 63241872), (366, 55984608), (432, 47431404), (486, 42161248), (488, 41988456), (549, 37323072), (576, 35573553), (648, 31620936), (732, 27992304), (864, 23715702), (972, 21080624), (976, 20994228), (1098, 18661536), (1296, 15810468), (1464, 13996152), (1647, 12441024), (1728, 11857851), (1944, 10540312), (1952, 10497114), (2196, 9330768), (2592, 7905234), (2928, 6998076), (3294, 6220512), (3888, 5270156), (3904, 5248557), (4392, 4665384), (4941, 4147008), (5184, 3952617), (5856, 3499038), (6588, 3110256), (7776, 2635078), (8784, 2332692), (9882, 2073504), (11712, 1749519), (13176, 1555128), (14823, 1382336), (15552, 1317539), (17568, 1166346), (19764, 1036752), (21599, 948672), (26352, 777564), (29646, 691168), (35136, 583173), (39528, 518376), (43198, 474336), (52704, 388782), (59292, 345584), (64797, 316224), (79056, 259188), (86396, 237168), (105408, 194391), (118584, 172792), (129594, 158112)]