31212098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1951}}^1$

素因数の和:2393

約数の個数: 16

約数和(自身を含む): 49424640

約数和(自身を除く): 18212542

約数列:

[1, 2, 19, 38, 421, 842, 1951, 3902, 7999, 15998, 37069, 74138, 821371, 1642742, 15606049, 31212098]

約数ペア:

[(1, 31212098), (2, 15606049), (19, 1642742), (38, 821371), (421, 74138), (842, 37069), (1951, 15998), (3902, 7999)]