15886516

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 28707336

約数和(自身を除く): 12820820

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 617, 628, 1234, 2468, 6437, 12874, 25297, 25748, 50594, 96869, 101188, 193738, 387476, 3971629, 7943258, 15886516]

約数ペア:

[(1, 15886516), (2, 7943258), (4, 3971629), (41, 387476), (82, 193738), (157, 101188), (164, 96869), (314, 50594), (617, 25748), (628, 25297), (1234, 12874), (2468, 6437)]