389666596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1987}}^1\times {\mathrm{4457}}^1$

素因数の和:6459

約数の個数: 24

約数和(自身を含む): 744450336

約数和(自身を除く): 354783740

約数列:

[1, 2, 4, 11, 22, 44, 1987, 3974, 4457, 7948, 8914, 17828, 21857, 43714, 49027, 87428, 98054, 196108, 8856059, 17712118, 35424236, 97416649, 194833298, 389666596]

約数ペア:

[(1, 389666596), (2, 194833298), (4, 97416649), (11, 35424236), (22, 17712118), (44, 8856059), (1987, 196108), (3974, 98054), (4457, 87428), (7948, 49027), (8914, 43714), (17828, 21857)]