18254015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3847}}^1$

素因数の和:3938

約数の個数: 16

約数和(自身を含む): 23919168

約数和(自身を除く): 5665153

約数列:

[1, 5, 13, 65, 73, 365, 949, 3847, 4745, 19235, 50011, 250055, 280831, 1404155, 3650803, 18254015]

約数ペア:

[(1, 18254015), (5, 3650803), (13, 1404155), (65, 280831), (73, 250055), (365, 50011), (949, 19235), (3847, 4745)]