20180138705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1\times {\mathrm{5839}}^1$

素因数の和:6641

約数の個数: 32

約数和(自身を含む): 25925114880

約数和(自身を除く): 5744976175

約数列:

[1, 5, 23, 41, 115, 205, 733, 943, 3665, 4715, 5839, 16859, 29195, 30053, 84295, 134297, 150265, 239399, 671485, 691219, 1196995, 3456095, 4279987, 5506177, 21399935, 27530885, 98439701, 175479467, 492198505, 877397335, 4036027741, 20180138705]

約数ペア:

[(1, 20180138705), (5, 4036027741), (23, 877397335), (41, 492198505), (115, 175479467), (205, 98439701), (733, 27530885), (943, 21399935), (3665, 5506177), (4715, 4279987), (5839, 3456095), (16859, 1196995), (29195, 691219), (30053, 671485), (84295, 239399), (134297, 150265)]