19163564

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16693}}^1$

素因数の和:16745

約数の個数: 24

約数和(自身を含む): 39264288

約数和(自身を除く): 20100724

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16693, 33386, 66772, 116851, 233702, 467404, 684413, 1368826, 2737652, 4790891, 9581782, 19163564]

約数ペア:

[(1, 19163564), (2, 9581782), (4, 4790891), (7, 2737652), (14, 1368826), (28, 684413), (41, 467404), (82, 233702), (164, 116851), (287, 66772), (574, 33386), (1148, 16693)]