20113425

素因数分解:

$3^2\times 5^2\times {\mathrm{89393}}^1$

素因数の和:89409

約数の個数: 18

約数和(自身を含む): 36025782

約数和(自身を除く): 15912357

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 89393, 268179, 446965, 804537, 1340895, 2234825, 4022685, 6704475, 20113425]

約数ペア:

[(1, 20113425), (3, 6704475), (5, 4022685), (9, 2234825), (15, 1340895), (25, 804537), (45, 446965), (75, 268179), (225, 89393)]