20573864753

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{27283}}^1$

素因数の和:27429

約数の個数: 32

約数和(自身を含む): 24201999360

約数和(自身を除く): 3628134607

約数列:

[1, 13, 19, 43, 71, 247, 559, 817, 923, 1349, 3053, 10621, 17537, 27283, 39689, 58007, 354679, 518377, 754091, 1173169, 1937093, 6738901, 15251197, 22290211, 25182209, 36804767, 83294999, 289772743, 478461971, 1082834987, 1582604981, 20573864753]

約数ペア:

[(1, 20573864753), (13, 1582604981), (19, 1082834987), (43, 478461971), (71, 289772743), (247, 83294999), (559, 36804767), (817, 25182209), (923, 22290211), (1349, 15251197), (3053, 6738901), (10621, 1937093), (17537, 1173169), (27283, 754091), (39689, 518377), (58007, 354679)]