18801285

素因数分解:

$3^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1669}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 30140160

約数和(自身を除く): 11338875

約数列:

[1, 3, 5, 15, 751, 1669, 2253, 3755, 5007, 8345, 11265, 25035, 1253419, 3760257, 6267095, 18801285]

約数ペア:

[(1, 18801285), (3, 6267095), (5, 3760257), (15, 1253419), (751, 25035), (1669, 11265), (2253, 8345), (3755, 5007)]