20102464

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 56

約数和(自身を含む): 41989248

約数和(自身を除く): 21886784

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 163, 164, 188, 326, 328, 376, 652, 656, 752, 1304, 1312, 1504, 1927, 2608, 2624, 3008, 3854, 5216, 6683, 7661, 7708, 10432, 13366, 15322, 15416, 26732, 30644, 30832, 53464, 61288, 61664, 106928, 122576, 123328, 213856, 245152, 314101, 427712, 490304, 628202, 1256404, 2512808, 5025616, 10051232, 20102464]

約数ペア:

[(1, 20102464), (2, 10051232), (4, 5025616), (8, 2512808), (16, 1256404), (32, 628202), (41, 490304), (47, 427712), (64, 314101), (82, 245152), (94, 213856), (163, 123328), (164, 122576), (188, 106928), (326, 61664), (328, 61288), (376, 53464), (652, 30832), (656, 30644), (752, 26732), (1304, 15416), (1312, 15322), (1504, 13366), (1927, 10432), (2608, 7708), (2624, 7661), (3008, 6683), (3854, 5216)]