2018717205

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{25057}}^1$

素因数の和:25237

約数の個数: 32

約数和(自身を含む): 3334117248

約数和(自身を除く): 1315400043

約数列:

[1, 3, 5, 15, 41, 123, 131, 205, 393, 615, 655, 1965, 5371, 16113, 25057, 26855, 75171, 80565, 125285, 375855, 1027337, 3082011, 3282467, 5136685, 9847401, 15410055, 16412335, 49237005, 134581147, 403743441, 672905735, 2018717205]

約数ペア:

[(1, 2018717205), (3, 672905735), (5, 403743441), (15, 134581147), (41, 49237005), (123, 16412335), (131, 15410055), (205, 9847401), (393, 5136685), (615, 3282467), (655, 3082011), (1965, 1027337), (5371, 375855), (16113, 125285), (25057, 80565), (26855, 75171)]