2005494788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{469891}}^1$

素因数の和:470003

約数の個数: 24

約数和(自身を含む): 3868150944

約数和(自身を除く): 1862656156

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 469891, 939782, 1879564, 5168801, 10337602, 20675204, 45579427, 91158854, 182317708, 501373697, 1002747394, 2005494788]

約数ペア:

[(1, 2005494788), (2, 1002747394), (4, 501373697), (11, 182317708), (22, 91158854), (44, 45579427), (97, 20675204), (194, 10337602), (388, 5168801), (1067, 1879564), (2134, 939782), (4268, 469891)]