164890256

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{23911}}^1$

素因数の和:24350

約数の個数: 20

約数和(自身を含む): 320229504

約数和(自身を除く): 155339248

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 23911, 47822, 95644, 191288, 382576, 10305641, 20611282, 41222564, 82445128, 164890256]

約数ペア:

[(1, 164890256), (2, 82445128), (4, 41222564), (8, 20611282), (16, 10305641), (431, 382576), (862, 191288), (1724, 95644), (3448, 47822), (6896, 23911)]