20396524799

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1291001}}^1$

素因数の和:1291106

約数の個数: 16

約数和(自身を含む): 24332805696

約数和(自身を除く): 3936280897

約数列:

[1, 7, 37, 61, 259, 427, 2257, 15799, 1291001, 9037007, 47767037, 78751061, 334369259, 551257427, 2913789257, 20396524799]

約数ペア:

[(1, 20396524799), (7, 2913789257), (37, 551257427), (61, 334369259), (259, 78751061), (427, 47767037), (2257, 9037007), (15799, 1291001)]