20151364

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 36662528

約数和(自身を除く): 16511164

約数列:

[1, 2, 4, 31, 62, 124, 163, 326, 652, 997, 1994, 3988, 5053, 10106, 20212, 30907, 61814, 123628, 162511, 325022, 650044, 5037841, 10075682, 20151364]

約数ペア:

[(1, 20151364), (2, 10075682), (4, 5037841), (31, 650044), (62, 325022), (124, 162511), (163, 123628), (326, 61814), (652, 30907), (997, 20212), (1994, 10106), (3988, 5053)]