20175651335

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{131639}}^1$

素因数の和:131831

約数の個数: 32

約数和(自身を含む): 28813363200

約数和(自身を除く): 8637711865

約数列:

[1, 5, 7, 29, 35, 145, 151, 203, 755, 1015, 1057, 4379, 5285, 21895, 30653, 131639, 153265, 658195, 921473, 3817531, 4607365, 19087655, 19877489, 26722717, 99387445, 133613585, 139142423, 576447181, 695712115, 2882235905, 4035130267, 20175651335]

約数ペア:

[(1, 20175651335), (5, 4035130267), (7, 2882235905), (29, 695712115), (35, 576447181), (145, 139142423), (151, 133613585), (203, 99387445), (755, 26722717), (1015, 19877489), (1057, 19087655), (4379, 4607365), (5285, 3817531), (21895, 921473), (30653, 658195), (131639, 153265)]