20290622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 15167938

約数列:

[1, 2, 11, 17, 22, 34, 187, 227, 239, 374, 454, 478, 2497, 2629, 3859, 4063, 4994, 5258, 7718, 8126, 42449, 44693, 54253, 84898, 89386, 108506, 596783, 922301, 1193566, 1844602, 10145311, 20290622]

約数ペア:

[(1, 20290622), (2, 10145311), (11, 1844602), (17, 1193566), (22, 922301), (34, 596783), (187, 108506), (227, 89386), (239, 84898), (374, 54253), (454, 44693), (478, 42449), (2497, 8126), (2629, 7718), (3859, 5258), (4063, 4994)]