20578736634

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{678763}}^1$

素因数の和:678962

約数の個数: 32

約数和(自身を含む): 42745841664

約数和(自身を除く): 22167105030

約数列:

[1, 2, 3, 6, 31, 62, 93, 163, 186, 326, 489, 978, 5053, 10106, 15159, 30318, 678763, 1357526, 2036289, 4072578, 21041653, 42083306, 63124959, 110638369, 126249918, 221276738, 331915107, 663830214, 3429789439, 6859578878, 10289368317, 20578736634]

約数ペア:

[(1, 20578736634), (2, 10289368317), (3, 6859578878), (6, 3429789439), (31, 663830214), (62, 331915107), (93, 221276738), (163, 126249918), (186, 110638369), (326, 63124959), (489, 42083306), (978, 21041653), (5053, 4072578), (10106, 2036289), (15159, 1357526), (30318, 678763)]