15988228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1231}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 29804544

約数和(自身を除く): 13816316

約数列:

[1, 2, 4, 17, 34, 68, 191, 382, 764, 1231, 2462, 3247, 4924, 6494, 12988, 20927, 41854, 83708, 235121, 470242, 940484, 3997057, 7994114, 15988228]

約数ペア:

[(1, 15988228), (2, 7994114), (4, 3997057), (17, 940484), (34, 470242), (68, 235121), (191, 83708), (382, 41854), (764, 20927), (1231, 12988), (2462, 6494), (3247, 4924)]