20488607570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{120521221}}^1$

素因数の和:120521245

約数の個数: 16

約数和(自身を含む): 39048875928

約数和(自身を除く): 18560268358

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 120521221, 241042442, 602606105, 1205212210, 2048860757, 4097721514, 10244303785, 20488607570]

約数ペア:

[(1, 20488607570), (2, 10244303785), (5, 4097721514), (10, 2048860757), (17, 1205212210), (34, 602606105), (85, 241042442), (170, 120521221)]