18705212

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{547}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 33511296

約数和(自身を除く): 14806084

約数列:

[1, 2, 4, 83, 103, 166, 206, 332, 412, 547, 1094, 2188, 8549, 17098, 34196, 45401, 56341, 90802, 112682, 181604, 225364, 4676303, 9352606, 18705212]

約数ペア:

[(1, 18705212), (2, 9352606), (4, 4676303), (83, 225364), (103, 181604), (166, 112682), (206, 90802), (332, 56341), (412, 45401), (547, 34196), (1094, 17098), (2188, 8549)]