18131708

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6287}}^1$

素因数の和:6401

約数の個数: 24

約数和(自身を含む): 36621312

約数和(自身を除く): 18489604

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 6287, 12574, 25148, 44009, 88018, 176036, 647561, 1295122, 2590244, 4532927, 9065854, 18131708]

約数ペア:

[(1, 18131708), (2, 9065854), (4, 4532927), (7, 2590244), (14, 1295122), (28, 647561), (103, 176036), (206, 88018), (412, 44009), (721, 25148), (1442, 12574), (2884, 6287)]