2891018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 4699296

約数和(自身を除く): 1808278

約数列:

[1, 2, 13, 26, 251, 443, 502, 886, 3263, 5759, 6526, 11518, 111193, 222386, 1445509, 2891018]

約数ペア:

[(1, 2891018), (2, 1445509), (13, 222386), (26, 111193), (251, 11518), (443, 6526), (502, 5759), (886, 3263)]