13471988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1847

約数の個数: 24

約数和(自身を含む): 25072320

約数和(自身を除く): 11600332

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1721, 1957, 3442, 3914, 6884, 7828, 32699, 65398, 130796, 177263, 354526, 709052, 3367997, 6735994, 13471988]

約数ペア:

[(1, 13471988), (2, 6735994), (4, 3367997), (19, 709052), (38, 354526), (76, 177263), (103, 130796), (206, 65398), (412, 32699), (1721, 7828), (1957, 6884), (3442, 3914)]