18921418

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{3911}}^1$

素因数の和:4013

約数の個数: 16

約数和(自身を含む): 29574720

約数和(自身を除く): 10653302

約数列:

[1, 2, 41, 59, 82, 118, 2419, 3911, 4838, 7822, 160351, 230749, 320702, 461498, 9460709, 18921418]

約数ペア:

[(1, 18921418), (2, 9460709), (41, 461498), (59, 320702), (82, 230749), (118, 160351), (2419, 7822), (3911, 4838)]