19697130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{218857}}^1$

素因数の和:218870

約数の個数: 24

約数和(自身を含む): 51212772

約数和(自身を除く): 31515642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 218857, 437714, 656571, 1094285, 1313142, 1969713, 2188570, 3282855, 3939426, 6565710, 9848565, 19697130]

約数ペア:

[(1, 19697130), (2, 9848565), (3, 6565710), (5, 3939426), (6, 3282855), (9, 2188570), (10, 1969713), (15, 1313142), (18, 1094285), (30, 656571), (45, 437714), (90, 218857)]