20996845435

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1\times {\mathrm{3221}}^1$

素因数の和:4743

約数の個数: 32

約数和(自身を含む): 27208939392

約数和(自身を除く): 6212093957

約数列:

[1, 5, 17, 53, 85, 265, 901, 1447, 3221, 4505, 7235, 16105, 24599, 54757, 76691, 122995, 170713, 273785, 383455, 853565, 1303747, 2902121, 4660787, 6518735, 14510605, 23303935, 79233379, 247021711, 396166895, 1235108555, 4199369087, 20996845435]

約数ペア:

[(1, 20996845435), (5, 4199369087), (17, 1235108555), (53, 396166895), (85, 247021711), (265, 79233379), (901, 23303935), (1447, 14510605), (3221, 6518735), (4505, 4660787), (7235, 2902121), (16105, 1303747), (24599, 853565), (54757, 383455), (76691, 273785), (122995, 170713)]