20861064

素因数分解:

$2^3\times 3^6\times 7^2\times {\mathrm{73}}^1$

素因数の和:111

約数の個数: 168

約数和(自身を含む): 69154110

約数和(自身を除く): 48293046

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 73, 81, 84, 98, 108, 126, 146, 147, 162, 168, 189, 196, 216, 219, 243, 252, 292, 294, 324, 378, 392, 438, 441, 486, 504, 511, 567, 584, 588, 648, 657, 729, 756, 876, 882, 972, 1022, 1134, 1176, 1314, 1323, 1458, 1512, 1533, 1701, 1752, 1764, 1944, 1971, 2044, 2268, 2628, 2646, 2916, 3066, 3402, 3528, 3577, 3942, 3969, 4088, 4536, 4599, 5103, 5256, 5292, 5832, 5913, 6132, 6804, 7154, 7884, 7938, 9198, 10206, 10584, 10731, 11826, 11907, 12264, 13608, 13797, 14308, 15768, 15876, 17739, 18396, 20412, 21462, 23652, 23814, 27594, 28616, 31752, 32193, 35478, 35721, 36792, 40824, 41391, 42924, 47304, 47628, 53217, 55188, 64386, 70956, 71442, 82782, 85848, 95256, 96579, 106434, 110376, 124173, 128772, 141912, 142884, 165564, 193158, 212868, 248346, 257544, 285768, 289737, 331128, 372519, 386316, 425736, 496692, 579474, 745038, 772632, 869211, 993384, 1158948, 1490076, 1738422, 2317896, 2607633, 2980152, 3476844, 5215266, 6953688, 10430532, 20861064]

約数ペア:

[(1, 20861064), (2, 10430532), (3, 6953688), (4, 5215266), (6, 3476844), (7, 2980152), (8, 2607633), (9, 2317896), (12, 1738422), (14, 1490076), (18, 1158948), (21, 993384), (24, 869211), (27, 772632), (28, 745038), (36, 579474), (42, 496692), (49, 425736), (54, 386316), (56, 372519), (63, 331128), (72, 289737), (73, 285768), (81, 257544), (84, 248346), (98, 212868), (108, 193158), (126, 165564), (146, 142884), (147, 141912), (162, 128772), (168, 124173), (189, 110376), (196, 106434), (216, 96579), (219, 95256), (243, 85848), (252, 82782), (292, 71442), (294, 70956), (324, 64386), (378, 55188), (392, 53217), (438, 47628), (441, 47304), (486, 42924), (504, 41391), (511, 40824), (567, 36792), (584, 35721), (588, 35478), (648, 32193), (657, 31752), (729, 28616), (756, 27594), (876, 23814), (882, 23652), (972, 21462), (1022, 20412), (1134, 18396), (1176, 17739), (1314, 15876), (1323, 15768), (1458, 14308), (1512, 13797), (1533, 13608), (1701, 12264), (1752, 11907), (1764, 11826), (1944, 10731), (1971, 10584), (2044, 10206), (2268, 9198), (2628, 7938), (2646, 7884), (2916, 7154), (3066, 6804), (3402, 6132), (3528, 5913), (3577, 5832), (3942, 5292), (3969, 5256), (4088, 5103), (4536, 4599)]