18958005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38299}}^1$

素因数の和:38321

約数の個数: 24

約数和(自身を含む): 35848800

約数和(自身を除く): 16890795

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 38299, 114897, 191495, 344691, 421289, 574485, 1263867, 1723455, 2106445, 3791601, 6319335, 18958005]

約数ペア:

[(1, 18958005), (3, 6319335), (5, 3791601), (9, 2106445), (11, 1723455), (15, 1263867), (33, 574485), (45, 421289), (55, 344691), (99, 191495), (165, 114897), (495, 38299)]