12816254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4447}}^1$

素因数の和:4591

約数の個数: 16

約数和(自身を含む): 21136896

約数和(自身を除く): 8320642

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 4447, 8894, 48917, 97834, 582557, 1165114, 6408127, 12816254]

約数ペア:

[(1, 12816254), (2, 6408127), (11, 1165114), (22, 582557), (131, 97834), (262, 48917), (1441, 8894), (2882, 4447)]