39966574

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1$

素因数の和:1095

約数の個数: 16

約数和(自身を含む): 60952320

約数和(自身を除く): 20985746

約数列:

[1, 2, 79, 158, 443, 571, 886, 1142, 34997, 45109, 69994, 90218, 252953, 505906, 19983287, 39966574]

約数ペア:

[(1, 39966574), (2, 19983287), (79, 505906), (158, 252953), (443, 90218), (571, 69994), (886, 45109), (1142, 34997)]