20105492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26879}}^1$

素因数の和:26911

約数の個数: 24

約数和(自身を含む): 40642560

約数和(自身を除く): 20537068

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26879, 53758, 107516, 295669, 456943, 591338, 913886, 1182676, 1827772, 5026373, 10052746, 20105492]

約数ペア:

[(1, 20105492), (2, 10052746), (4, 5026373), (11, 1827772), (17, 1182676), (22, 913886), (34, 591338), (44, 456943), (68, 295669), (187, 107516), (374, 53758), (748, 26879)]