18223772

素因数分解:

$2^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{827}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 36537984

約数和(自身を除く): 18314212

約数列:

[1, 2, 4, 7, 14, 28, 787, 827, 1574, 1654, 3148, 3308, 5509, 5789, 11018, 11578, 22036, 23156, 650849, 1301698, 2603396, 4555943, 9111886, 18223772]

約数ペア:

[(1, 18223772), (2, 9111886), (4, 4555943), (7, 2603396), (14, 1301698), (28, 650849), (787, 23156), (827, 22036), (1574, 11578), (1654, 11018), (3148, 5789), (3308, 5509)]