8420418

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{3571}}^1$

素因数の和:3710

約数の個数: 24

約数和(自身を含む): 18388656

約数和(自身を除く): 9968238

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 3571, 7142, 10713, 21426, 32139, 64278, 467801, 935602, 1403403, 2806806, 4210209, 8420418]

約数ペア:

[(1, 8420418), (2, 4210209), (3, 2806806), (6, 1403403), (9, 935602), (18, 467801), (131, 64278), (262, 32139), (393, 21426), (786, 10713), (1179, 7142), (2358, 3571)]