20110828

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 36338400

約数和(自身を除く): 16227572

約数列:

[1, 2, 4, 41, 82, 149, 164, 298, 596, 823, 1646, 3292, 6109, 12218, 24436, 33743, 67486, 122627, 134972, 245254, 490508, 5027707, 10055414, 20110828]

約数ペア:

[(1, 20110828), (2, 10055414), (4, 5027707), (41, 490508), (82, 245254), (149, 134972), (164, 122627), (298, 67486), (596, 33743), (823, 24436), (1646, 12218), (3292, 6109)]