12840814

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 23521536

約数和(自身を除く): 10680722

約数列:

[1, 2, 7, 14, 17, 34, 119, 163, 238, 326, 331, 662, 1141, 2282, 2317, 2771, 4634, 5542, 5627, 11254, 19397, 38794, 39389, 53953, 78778, 107906, 377671, 755342, 917201, 1834402, 6420407, 12840814]

約数ペア:

[(1, 12840814), (2, 6420407), (7, 1834402), (14, 917201), (17, 755342), (34, 377671), (119, 107906), (163, 78778), (238, 53953), (326, 39389), (331, 38794), (662, 19397), (1141, 11254), (2282, 5627), (2317, 5542), (2771, 4634)]