20309556

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 50218560

約数和(自身を除く): 29909004

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 281, 317, 562, 634, 843, 951, 1124, 1268, 1686, 1902, 3372, 3804, 5339, 6023, 10678, 12046, 16017, 18069, 21356, 24092, 32034, 36138, 64068, 72276, 89077, 178154, 267231, 356308, 534462, 1068924, 1692463, 3384926, 5077389, 6769852, 10154778, 20309556]

約数ペア:

[(1, 20309556), (2, 10154778), (3, 6769852), (4, 5077389), (6, 3384926), (12, 1692463), (19, 1068924), (38, 534462), (57, 356308), (76, 267231), (114, 178154), (228, 89077), (281, 72276), (317, 64068), (562, 36138), (634, 32034), (843, 24092), (951, 21356), (1124, 18069), (1268, 16017), (1686, 12046), (1902, 10678), (3372, 6023), (3804, 5339)]