20700882

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8779}}^1$

素因数の和:8918

約数の個数: 24

約数和(自身を含む): 45199440

約数和(自身を除く): 24498558

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8779, 17558, 26337, 52674, 79011, 158022, 1150049, 2300098, 3450147, 6900294, 10350441, 20700882]

約数ペア:

[(1, 20700882), (2, 10350441), (3, 6900294), (6, 3450147), (9, 2300098), (18, 1150049), (131, 158022), (262, 79011), (393, 52674), (786, 26337), (1179, 17558), (2358, 8779)]