20899854032

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5465443}}^1$

素因数の和:5465690

約数の個数: 20

約数和(自身を含む): 40662903360

約数和(自身を除く): 19763049328

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5465443, 10930886, 21861772, 43723544, 87447088, 1306240877, 2612481754, 5224963508, 10449927016, 20899854032]

約数ペア:

[(1, 20899854032), (2, 10449927016), (4, 5224963508), (8, 2612481754), (16, 1306240877), (239, 87447088), (478, 43723544), (956, 21861772), (1912, 10930886), (3824, 5465443)]