18906315

素因数分解:

$3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4651}}^1$

素因数の和:4930

約数の個数: 16

約数和(自身を含む): 30368256

約数和(自身を除く): 11461941

約数列:

[1, 3, 5, 15, 271, 813, 1355, 4065, 4651, 13953, 23255, 69765, 1260421, 3781263, 6302105, 18906315]

約数ペア:

[(1, 18906315), (3, 6302105), (5, 3781263), (15, 1260421), (271, 69765), (813, 23255), (1355, 13953), (4065, 4651)]