19862534

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1021}}^1$

素因数の和:1231

約数の個数: 16

約数和(自身を含む): 30463776

約数和(自身を除く): 10601242

約数列:

[1, 2, 71, 137, 142, 274, 1021, 2042, 9727, 19454, 72491, 139877, 144982, 279754, 9931267, 19862534]

約数ペア:

[(1, 19862534), (2, 9931267), (71, 279754), (137, 144982), (142, 139877), (274, 72491), (1021, 19454), (2042, 9727)]