20925930867

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{47507}}^1$

素因数の和:47683

約数の個数: 32

約数和(自身を含む): 29690599680

約数和(自身を除く): 8764668813

約数列:

[1, 3, 29, 61, 83, 87, 183, 249, 1769, 2407, 5063, 5307, 7221, 15189, 47507, 142521, 146827, 440481, 1377703, 2897927, 3943081, 4133109, 8693781, 11829243, 84039883, 114349349, 240527941, 252119649, 343048047, 721583823, 6975310289, 20925930867]

約数ペア:

[(1, 20925930867), (3, 6975310289), (29, 721583823), (61, 343048047), (83, 252119649), (87, 240527941), (183, 114349349), (249, 84039883), (1769, 11829243), (2407, 8693781), (5063, 4133109), (5307, 3943081), (7221, 2897927), (15189, 1377703), (47507, 440481), (142521, 146827)]