20901036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133981}}^1$

素因数の和:134001

約数の個数: 24

約数和(自身を含む): 52520944

約数和(自身を除く): 31619908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133981, 267962, 401943, 535924, 803886, 1607772, 1741753, 3483506, 5225259, 6967012, 10450518, 20901036]

約数ペア:

[(1, 20901036), (2, 10450518), (3, 6967012), (4, 5225259), (6, 3483506), (12, 1741753), (13, 1607772), (26, 803886), (39, 535924), (52, 401943), (78, 267962), (156, 133981)]