18120674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3727}}^1$

素因数の和:3770

約数の個数: 32

約数和(自身を含む): 33820416

約数和(自身を除く): 15699742

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 3727, 4862, 7454, 40997, 48451, 63359, 81994, 96902, 126718, 532961, 696949, 823667, 1065922, 1393898, 1647334, 9060337, 18120674]

約数ペア:

[(1, 18120674), (2, 9060337), (11, 1647334), (13, 1393898), (17, 1065922), (22, 823667), (26, 696949), (34, 532961), (143, 126718), (187, 96902), (221, 81994), (286, 63359), (374, 48451), (442, 40997), (2431, 7454), (3727, 4862)]