15521872

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{42179}}^1$

素因数の和:42210

約数の個数: 20

約数和(自身を含む): 31381920

約数和(自身を除く): 15860048

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 42179, 84358, 168716, 337432, 674864, 970117, 1940234, 3880468, 7760936, 15521872]

約数ペア:

[(1, 15521872), (2, 7760936), (4, 3880468), (8, 1940234), (16, 970117), (23, 674864), (46, 337432), (92, 168716), (184, 84358), (368, 42179)]