15280826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 26611200

約数和(自身を除く): 11330374

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 263, 278, 418, 526, 1529, 2641, 2893, 3058, 4997, 5282, 5786, 9994, 29051, 36557, 54967, 58102, 73114, 109934, 402127, 694583, 804254, 1389166, 7640413, 15280826]

約数ペア:

[(1, 15280826), (2, 7640413), (11, 1389166), (19, 804254), (22, 694583), (38, 402127), (139, 109934), (209, 73114), (263, 58102), (278, 54967), (418, 36557), (526, 29051), (1529, 9994), (2641, 5786), (2893, 5282), (3058, 4997)]