19005777670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{209939}}^1$

素因数の和:210780

約数の個数: 32

約数和(自身を含む): 37365960960

約数和(自身を除く): 18360183290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 823, 1646, 4115, 8230, 9053, 18106, 45265, 90530, 209939, 419878, 1049695, 2099390, 2309329, 4618658, 11546645, 23093290, 172779797, 345559594, 863898985, 1727797970, 1900577767, 3801155534, 9502888835, 19005777670]

約数ペア:

[(1, 19005777670), (2, 9502888835), (5, 3801155534), (10, 1900577767), (11, 1727797970), (22, 863898985), (55, 345559594), (110, 172779797), (823, 23093290), (1646, 11546645), (4115, 4618658), (8230, 2309329), (9053, 2099390), (18106, 1049695), (45265, 419878), (90530, 209939)]