1990054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{313}}^1$

素因数の和:360

約数の個数: 24

約数和(自身を含む): 3470328

約数和(自身を除く): 1480274

約数列:

[1, 2, 11, 17, 22, 34, 187, 289, 313, 374, 578, 626, 3179, 3443, 5321, 6358, 6886, 10642, 58531, 90457, 117062, 180914, 995027, 1990054]

約数ペア:

[(1, 1990054), (2, 995027), (11, 180914), (17, 117062), (22, 90457), (34, 58531), (187, 10642), (289, 6886), (313, 6358), (374, 5321), (578, 3443), (626, 3179)]