20880451638

素因数分解:

$2^1\times 3^2\times {\mathrm{1160025091}}^1$

素因数の和:1160025099

約数の個数: 12

約数和(自身を含む): 45240978588

約数和(自身を除く): 24360526950

約数列:

[1, 2, 3, 6, 9, 18, 1160025091, 2320050182, 3480075273, 6960150546, 10440225819, 20880451638]

約数ペア:

[(1, 20880451638), (2, 10440225819), (3, 6960150546), (6, 3480075273), (9, 2320050182), (18, 1160025091)]