12490216

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{19763}}^1$

素因数の和:19848

約数の個数: 16

約数和(自身を含む): 23716800

約数和(自身を除く): 11226584

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 19763, 39526, 79052, 158104, 1561277, 3122554, 6245108, 12490216]

約数ペア:

[(1, 12490216), (2, 6245108), (4, 3122554), (8, 1561277), (79, 158104), (158, 79052), (316, 39526), (632, 19763)]