19053418

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1413

約数の個数: 16

約数和(自身を含む): 29272320

約数和(自身を除く): 10218902

約数列:

[1, 2, 71, 109, 142, 218, 1231, 2462, 7739, 15478, 87401, 134179, 174802, 268358, 9526709, 19053418]

約数ペア:

[(1, 19053418), (2, 9526709), (71, 268358), (109, 174802), (142, 134179), (218, 87401), (1231, 15478), (2462, 7739)]