20078949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2657}}^1$

素因数の和:2900

約数の個数: 16

約数和(自身を含む): 29344320

約数和(自身を除く): 9265371

約数列:

[1, 3, 11, 33, 229, 687, 2519, 2657, 7557, 7971, 29227, 87681, 608453, 1825359, 6692983, 20078949]

約数ペア:

[(1, 20078949), (3, 6692983), (11, 1825359), (33, 608453), (229, 87681), (687, 29227), (2519, 7971), (2657, 7557)]