638514238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1\times {\mathrm{9281}}^1$

素因数の和:10163

約数の個数: 16

約数和(自身を含む): 982406880

約数和(自身を除く): 343892642

約数列:

[1, 2, 41, 82, 839, 1678, 9281, 18562, 34399, 68798, 380521, 761042, 7786759, 15573518, 319257119, 638514238]

約数ペア:

[(1, 638514238), (2, 319257119), (41, 15573518), (82, 7786759), (839, 761042), (1678, 380521), (9281, 68798), (18562, 34399)]