18730987005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73454851}}^1$

素因数の和:73454876

約数の個数: 16

約数和(自身を含む): 31732496064

約数和(自身を除く): 13001509059

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 73454851, 220364553, 367274255, 1101822765, 1248732467, 3746197401, 6243662335, 18730987005]

約数ペア:

[(1, 18730987005), (3, 6243662335), (5, 3746197401), (15, 1248732467), (17, 1101822765), (51, 367274255), (85, 220364553), (255, 73454851)]