40540806

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{20663}}^1$

素因数の和:20780

約数の個数: 24

約数和(自身を含む): 88648560

約数和(自身を除く): 48107754

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 20663, 41326, 61989, 123978, 185967, 371934, 2252267, 4504534, 6756801, 13513602, 20270403, 40540806]

約数ペア:

[(1, 40540806), (2, 20270403), (3, 13513602), (6, 6756801), (9, 4504534), (18, 2252267), (109, 371934), (218, 185967), (327, 123978), (654, 61989), (981, 41326), (1962, 20663)]