20342290

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2309}}^1$

素因数の和:3197

約数の個数: 16

約数和(自身を含む): 36673560

約数和(自身を除く): 16331270

約数列:

[1, 2, 5, 10, 881, 1762, 2309, 4405, 4618, 8810, 11545, 23090, 2034229, 4068458, 10171145, 20342290]

約数ペア:

[(1, 20342290), (2, 10171145), (5, 4068458), (10, 2034229), (881, 23090), (1762, 11545), (2309, 8810), (4405, 4618)]