12990164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3557}}^1$

素因数の和:3655

約数の個数: 24

約数和(自身を含む): 25105248

約数和(自身を除く): 12115084

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3557, 3652, 7114, 14228, 39127, 78254, 156508, 295231, 590462, 1180924, 3247541, 6495082, 12990164]

約数ペア:

[(1, 12990164), (2, 6495082), (4, 3247541), (11, 1180924), (22, 590462), (44, 295231), (83, 156508), (166, 78254), (332, 39127), (913, 14228), (1826, 7114), (3557, 3652)]