20090412

素因数分解:

$2^2\times 3^2\times {\mathrm{558067}}^1$

素因数の和:558077

約数の個数: 18

約数和(自身を含む): 50784188

約数和(自身を除く): 30693776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558067, 1116134, 1674201, 2232268, 3348402, 5022603, 6696804, 10045206, 20090412]

約数ペア:

[(1, 20090412), (2, 10045206), (3, 6696804), (4, 5022603), (6, 3348402), (9, 2232268), (12, 1674201), (18, 1116134), (36, 558067)]