15291998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3907}}^1$

素因数の和:4031

約数の個数: 16

約数和(自身を含む): 24385920

約数和(自身を除く): 9093922

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3907, 3914, 7814, 74233, 148466, 402421, 804842, 7645999, 15291998]

約数ペア:

[(1, 15291998), (2, 7645999), (19, 804842), (38, 402421), (103, 148466), (206, 74233), (1957, 7814), (3907, 3914)]