19492726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7841}}^1$

素因数の和:7967

約数の個数: 16

約数和(自身を含む): 32183568

約数和(自身を除く): 12690842

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 7841, 15682, 86251, 172502, 886033, 1772066, 9746363, 19492726]

約数ペア:

[(1, 19492726), (2, 9746363), (11, 1772066), (22, 886033), (113, 172502), (226, 86251), (1243, 15682), (2486, 7841)]