9018140

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2137}}^1$

素因数の和:2357

約数の個数: 24

約数和(自身を含む): 19036752

約数和(自身を除く): 10018612

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 2137, 4220, 4274, 8548, 10685, 21370, 42740, 450907, 901814, 1803628, 2254535, 4509070, 9018140]

約数ペア:

[(1, 9018140), (2, 4509070), (4, 2254535), (5, 1803628), (10, 901814), (20, 450907), (211, 42740), (422, 21370), (844, 10685), (1055, 8548), (2110, 4274), (2137, 4220)]