20902466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2861}}^1$

素因数の和:3157

約数の個数: 16

約数和(自身を含む): 33897528

約数和(自身を除く): 12995062

約数列:

[1, 2, 13, 26, 281, 562, 2861, 3653, 5722, 7306, 37193, 74386, 803941, 1607882, 10451233, 20902466]

約数ペア:

[(1, 20902466), (2, 10451233), (13, 1607882), (26, 803941), (281, 74386), (562, 37193), (2861, 7306), (3653, 5722)]