20121036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128981}}^1$

素因数の和:129001

約数の個数: 24

約数和(自身を含む): 50560944

約数和(自身を除く): 30439908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 128981, 257962, 386943, 515924, 773886, 1547772, 1676753, 3353506, 5030259, 6707012, 10060518, 20121036]

約数ペア:

[(1, 20121036), (2, 10060518), (3, 6707012), (4, 5030259), (6, 3353506), (12, 1676753), (13, 1547772), (26, 773886), (39, 515924), (52, 386943), (78, 257962), (156, 128981)]