12940438

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31873}}^1$

素因数の和:31911

約数の個数: 16

約数和(自身を含む): 22949280

約数和(自身を除く): 10008842

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 31873, 63746, 223111, 446222, 924317, 1848634, 6470219, 12940438]

約数ペア:

[(1, 12940438), (2, 6470219), (7, 1848634), (14, 924317), (29, 446222), (58, 223111), (203, 63746), (406, 31873)]