15220984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{111919}}^1$

素因数の和:111942

約数の個数: 16

約数和(自身を含む): 30218400

約数和(自身を除く): 14997416

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 111919, 223838, 447676, 895352, 1902623, 3805246, 7610492, 15220984]

約数ペア:

[(1, 15220984), (2, 7610492), (4, 3805246), (8, 1902623), (17, 895352), (34, 447676), (68, 223838), (136, 111919)]