20512278435

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{791827}}^1$

素因数の和:792003

約数の個数: 32

約数和(自身を含む): 36031341312

約数和(自身を除く): 15519062877

約数列:

[1, 3, 5, 11, 15, 33, 55, 157, 165, 471, 785, 1727, 2355, 5181, 8635, 25905, 791827, 2375481, 3959135, 8710097, 11877405, 26130291, 43550485, 124316839, 130651455, 372950517, 621584195, 1367485229, 1864752585, 4102455687, 6837426145, 20512278435]

約数ペア:

[(1, 20512278435), (3, 6837426145), (5, 4102455687), (11, 1864752585), (15, 1367485229), (33, 621584195), (55, 372950517), (157, 130651455), (165, 124316839), (471, 43550485), (785, 26130291), (1727, 11877405), (2355, 8710097), (5181, 3959135), (8635, 2375481), (25905, 791827)]