20072856865

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1\times {\mathrm{1487}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 24988829184

約数和(自身を除く): 4915972319

約数列:

[1, 5, 37, 131, 185, 557, 655, 1487, 2785, 4847, 7435, 20609, 24235, 55019, 72967, 103045, 194797, 275095, 364835, 828259, 973985, 2699779, 4141295, 7207489, 13498895, 30645583, 36037445, 108501929, 153227915, 542509645, 4014571373, 20072856865]

約数ペア:

[(1, 20072856865), (5, 4014571373), (37, 542509645), (131, 153227915), (185, 108501929), (557, 36037445), (655, 30645583), (1487, 13498895), (2785, 7207489), (4847, 4141295), (7435, 2699779), (20609, 973985), (24235, 828259), (55019, 364835), (72967, 275095), (103045, 194797)]