20291206356

素因数分解:

$2^2\times 3^2\times {\mathrm{563644621}}^1$

素因数の和:563644631

約数の個数: 18

約数和(自身を含む): 51291660602

約数和(自身を除く): 31000454246

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 563644621, 1127289242, 1690933863, 2254578484, 3381867726, 5072801589, 6763735452, 10145603178, 20291206356]

約数ペア:

[(1, 20291206356), (2, 10145603178), (3, 6763735452), (4, 5072801589), (6, 3381867726), (9, 2254578484), (12, 1690933863), (18, 1127289242), (36, 563644621)]