15538216

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{4993}}^1$

素因数の和:5388

約数の個数: 16

約数和(自身を含む): 29214900

約数和(自身を除く): 13676684

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 4993, 9986, 19972, 39944, 1942277, 3884554, 7769108, 15538216]

約数ペア:

[(1, 15538216), (2, 7769108), (4, 3884554), (8, 1942277), (389, 39944), (778, 19972), (1556, 9986), (3112, 4993)]