15851824

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{12541}}^1$

素因数の和:12628

約数の個数: 20

約数和(自身を含む): 31104160

約数和(自身を除く): 15252336

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 12541, 25082, 50164, 100328, 200656, 990739, 1981478, 3962956, 7925912, 15851824]

約数ペア:

[(1, 15851824), (2, 7925912), (4, 3962956), (8, 1981478), (16, 990739), (79, 200656), (158, 100328), (316, 50164), (632, 25082), (1264, 12541)]