20161578544

素因数分解:

$2^4\times {\mathrm{1260098659}}^1$

素因数の和:1260098667

約数の個数: 10

約数和(自身を含む): 39063058460

約数和(自身を除く): 18901479916

約数列:

[1, 2, 4, 8, 16, 1260098659, 2520197318, 5040394636, 10080789272, 20161578544]

約数ペア:

[(1, 20161578544), (2, 10080789272), (4, 5040394636), (8, 2520197318), (16, 1260098659)]