20108268

素因数分解:

$2^2\times 3^2\times {\mathrm{558563}}^1$

素因数の和:558573

約数の個数: 18

約数和(自身を含む): 50829324

約数和(自身を除く): 30721056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558563, 1117126, 1675689, 2234252, 3351378, 5027067, 6702756, 10054134, 20108268]

約数ペア:

[(1, 20108268), (2, 10054134), (3, 6702756), (4, 5027067), (6, 3351378), (9, 2234252), (12, 1675689), (18, 1117126), (36, 558563)]