20669396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1019}}^1$

素因数の和:1495

約数の個数: 24

約数和(自身を含む): 39584160

約数和(自身を除く): 18914764

約数列:

[1, 2, 4, 11, 22, 44, 461, 922, 1019, 1844, 2038, 4076, 5071, 10142, 11209, 20284, 22418, 44836, 469759, 939518, 1879036, 5167349, 10334698, 20669396]

約数ペア:

[(1, 20669396), (2, 10334698), (4, 5167349), (11, 1879036), (22, 939518), (44, 469759), (461, 44836), (922, 22418), (1019, 20284), (1844, 11209), (2038, 10142), (4076, 5071)]