12902438

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:851

約数の個数: 16

約数和(自身を含む): 19783680

約数和(自身を除く): 6881242

約数列:

[1, 2, 79, 127, 158, 254, 643, 1286, 10033, 20066, 50797, 81661, 101594, 163322, 6451219, 12902438]

約数ペア:

[(1, 12902438), (2, 6451219), (79, 163322), (127, 101594), (158, 81661), (254, 50797), (643, 20066), (1286, 10033)]