40440218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222199}}^1$

素因数の和:222221

約数の個数: 16

約数和(自身を含む): 74659200

約数和(自身を除く): 34218982

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 222199, 444398, 1555393, 2888587, 3110786, 5777174, 20220109, 40440218]

約数ペア:

[(1, 40440218), (2, 20220109), (7, 5777174), (13, 3110786), (14, 2888587), (26, 1555393), (91, 444398), (182, 222199)]