20015594

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1609

約数の個数: 16

約数和(自身を含む): 31013928

約数和(自身を除く): 10998334

約数列:

[1, 2, 37, 74, 197, 394, 1373, 2746, 7289, 14578, 50801, 101602, 270481, 540962, 10007797, 20015594]

約数ペア:

[(1, 20015594), (2, 10007797), (37, 540962), (74, 270481), (197, 101602), (394, 50801), (1373, 14578), (2746, 7289)]