18868120

素因数分解:

$2^3\times 5^1\times {\mathrm{471703}}^1$

素因数の和:471714

約数の個数: 16

約数和(自身を含む): 42453360

約数和(自身を除く): 23585240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 471703, 943406, 1886812, 2358515, 3773624, 4717030, 9434060, 18868120]

約数ペア:

[(1, 18868120), (2, 9434060), (4, 4717030), (5, 3773624), (8, 2358515), (10, 1886812), (20, 943406), (40, 471703)]