20366244

素因数分解:

$2^2\times 3^2\times {\mathrm{349}}^1\times {\mathrm{1621}}^1$

素因数の和:1980

約数の個数: 36

約数和(自身を含む): 51660700

約数和(自身を除く): 31294456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 349, 698, 1047, 1396, 1621, 2094, 3141, 3242, 4188, 4863, 6282, 6484, 9726, 12564, 14589, 19452, 29178, 58356, 565729, 1131458, 1697187, 2262916, 3394374, 5091561, 6788748, 10183122, 20366244]

約数ペア:

[(1, 20366244), (2, 10183122), (3, 6788748), (4, 5091561), (6, 3394374), (9, 2262916), (12, 1697187), (18, 1131458), (36, 565729), (349, 58356), (698, 29178), (1047, 19452), (1396, 14589), (1621, 12564), (2094, 9726), (3141, 6484), (3242, 6282), (4188, 4863)]