18518416

素因数分解:

$2^4\times 7^1\times {\mathrm{165343}}^1$

素因数の和:165358

約数の個数: 20

約数和(自身を含む): 41005312

約数和(自身を除く): 22486896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 165343, 330686, 661372, 1157401, 1322744, 2314802, 2645488, 4629604, 9259208, 18518416]

約数ペア:

[(1, 18518416), (2, 9259208), (4, 4629604), (7, 2645488), (8, 2314802), (14, 1322744), (16, 1157401), (28, 661372), (56, 330686), (112, 165343)]