18787238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1747}}^1$

素因数の和:2051

約数の個数: 16

約数和(自身を含む): 29785920

約数和(自身を除く): 10998682

約数列:

[1, 2, 19, 38, 283, 566, 1747, 3494, 5377, 10754, 33193, 66386, 494401, 988802, 9393619, 18787238]

約数ペア:

[(1, 18787238), (2, 9393619), (19, 988802), (38, 494401), (283, 66386), (566, 33193), (1747, 10754), (3494, 5377)]