20866806

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{10259}}^1$

素因数の和:10380

約数の個数: 24

約数和(自身を含む): 45615960

約数和(自身を除く): 24749154

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 10259, 20518, 30777, 61554, 92331, 184662, 1159267, 2318534, 3477801, 6955602, 10433403, 20866806]

約数ペア:

[(1, 20866806), (2, 10433403), (3, 6955602), (6, 3477801), (9, 2318534), (18, 1159267), (113, 184662), (226, 92331), (339, 61554), (678, 30777), (1017, 20518), (2034, 10259)]