18479245

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 22803120

約数和(自身を除く): 4323875

約数列:

[1, 5, 53, 137, 265, 509, 685, 2545, 7261, 26977, 36305, 69733, 134885, 348665, 3695849, 18479245]

約数ペア:

[(1, 18479245), (5, 3695849), (53, 348665), (137, 134885), (265, 69733), (509, 36305), (685, 26977), (2545, 7261)]