20004136321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{681781}}^1$

素因数の和:681892

約数の個数: 16

約数和(自身を含む): 22487897488

約数和(自身を除く): 2483761167

約数列:

[1, 13, 37, 61, 481, 793, 2257, 29341, 681781, 8863153, 25225897, 41588641, 327936661, 540652333, 1538779717, 20004136321]

約数ペア:

[(1, 20004136321), (13, 1538779717), (37, 540652333), (61, 327936661), (481, 41588641), (793, 25225897), (2257, 8863153), (29341, 681781)]