19881606

素因数分解:

$2^1\times 3^1\times {\mathrm{317}}^1\times {\mathrm{10453}}^1$

素因数の和:10775

約数の個数: 16

約数和(自身を含む): 39892464

約数和(自身を除く): 20010858

約数列:

[1, 2, 3, 6, 317, 634, 951, 1902, 10453, 20906, 31359, 62718, 3313601, 6627202, 9940803, 19881606]

約数ペア:

[(1, 19881606), (2, 9940803), (3, 6627202), (6, 3313601), (317, 62718), (634, 31359), (951, 20906), (1902, 10453)]