20492042978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{9721}}^1\times {\mathrm{95819}}^1$

素因数の和:105553

約数の個数: 16

約数和(自身を含む): 33536233440

約数和(自身を除く): 13044190462

約数列:

[1, 2, 11, 22, 9721, 19442, 95819, 106931, 191638, 213862, 1054009, 2108018, 931456499, 1862912998, 10246021489, 20492042978]

約数ペア:

[(1, 20492042978), (2, 10246021489), (11, 1862912998), (22, 931456499), (9721, 2108018), (19442, 1054009), (95819, 213862), (106931, 191638)]