19871462

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2411}}^1$

素因数の和:2743

約数の個数: 16

約数和(自身を含む): 32214672

約数和(自身を除く): 12343210

約数列:

[1, 2, 13, 26, 317, 634, 2411, 4121, 4822, 8242, 31343, 62686, 764287, 1528574, 9935731, 19871462]

約数ペア:

[(1, 19871462), (2, 9935731), (13, 1528574), (26, 764287), (317, 62686), (634, 31343), (2411, 8242), (4121, 4822)]