20403721764

素因数分解:

$2^2\times 3^2\times {\mathrm{566770049}}^1$

素因数の和:566770059

約数の個数: 18

約数和(自身を含む): 51576074550

約数和(自身を除く): 31172352786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 566770049, 1133540098, 1700310147, 2267080196, 3400620294, 5100930441, 6801240588, 10201860882, 20403721764]

約数ペア:

[(1, 20403721764), (2, 10201860882), (3, 6801240588), (4, 5100930441), (6, 3400620294), (9, 2267080196), (12, 1700310147), (18, 1133540098), (36, 566770049)]