20794518

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{31223}}^1$

素因数の和:31268

約数の個数: 24

約数和(自身を含む): 46273968

約数和(自身を除く): 25479450

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 31223, 62446, 93669, 187338, 281007, 562014, 1155251, 2310502, 3465753, 6931506, 10397259, 20794518]

約数ペア:

[(1, 20794518), (2, 10397259), (3, 6931506), (6, 3465753), (9, 2310502), (18, 1155251), (37, 562014), (74, 281007), (111, 187338), (222, 93669), (333, 62446), (666, 31223)]