18240465

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{25873}}^1$

素因数の和:25928

約数の個数: 16

約数和(自身を含む): 29806848

約数和(自身を除く): 11566383

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 25873, 77619, 129365, 388095, 1216031, 3648093, 6080155, 18240465]

約数ペア:

[(1, 18240465), (3, 6080155), (5, 3648093), (15, 1216031), (47, 388095), (141, 129365), (235, 77619), (705, 25873)]