20809512

素因数分解:

$2^3\times 3^2\times {\mathrm{289021}}^1$

素因数の和:289033

約数の個数: 24

約数和(自身を含む): 56359290

約数和(自身を除く): 35549778

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289021, 578042, 867063, 1156084, 1734126, 2312168, 2601189, 3468252, 5202378, 6936504, 10404756, 20809512]

約数ペア:

[(1, 20809512), (2, 10404756), (3, 6936504), (4, 5202378), (6, 3468252), (8, 2601189), (9, 2312168), (12, 1734126), (18, 1156084), (24, 867063), (36, 578042), (72, 289021)]