20172959849

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1\times {\mathrm{155381}}^1$

素因数の和:156496

約数の個数: 16

約数和(自身を含む): 24433508736

約数和(自身を除く): 4260548887

約数列:

[1, 7, 17, 119, 1091, 7637, 18547, 129829, 155381, 1087667, 2641477, 18490339, 169520671, 1186644697, 2881851407, 20172959849]

約数ペア:

[(1, 20172959849), (7, 2881851407), (17, 1186644697), (119, 169520671), (1091, 18490339), (7637, 2641477), (18547, 1087667), (129829, 155381)]