18902220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315037}}^1$

素因数の和:315049

約数の個数: 24

約数和(自身を含む): 52926384

約数和(自身を除く): 34024164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315037, 630074, 945111, 1260148, 1575185, 1890222, 3150370, 3780444, 4725555, 6300740, 9451110, 18902220]

約数ペア:

[(1, 18902220), (2, 9451110), (3, 6300740), (4, 4725555), (5, 3780444), (6, 3150370), (10, 1890222), (12, 1575185), (15, 1260148), (20, 945111), (30, 630074), (60, 315037)]