20163776050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{139397}}^1$

素因数の和:139683

約数の個数: 48

約数和(自身を含む): 41069996352

約数和(自身を除く): 20906220302

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 263, 275, 526, 550, 1315, 2630, 2893, 5786, 6575, 13150, 14465, 28930, 72325, 139397, 144650, 278794, 696985, 1393970, 1533367, 3066734, 3484925, 6969850, 7666835, 15333670, 36661411, 38334175, 73322822, 76668350, 183307055, 366614110, 403275521, 806551042, 916535275, 1833070550, 2016377605, 4032755210, 10081888025, 20163776050]

約数ペア:

[(1, 20163776050), (2, 10081888025), (5, 4032755210), (10, 2016377605), (11, 1833070550), (22, 916535275), (25, 806551042), (50, 403275521), (55, 366614110), (110, 183307055), (263, 76668350), (275, 73322822), (526, 38334175), (550, 36661411), (1315, 15333670), (2630, 7666835), (2893, 6969850), (5786, 3484925), (6575, 3066734), (13150, 1533367), (14465, 1393970), (28930, 696985), (72325, 278794), (139397, 144650)]