20178177459

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1063}}^1\times {\mathrm{4391}}^1$

素因数の和:5599

約数の個数: 32

約数和(自身を含む): 29608685568

約数和(自身を除く): 9430508109

約数列:

[1, 3, 11, 33, 131, 393, 1063, 1441, 3189, 4323, 4391, 11693, 13173, 35079, 48301, 139253, 144903, 417759, 575221, 1531783, 1725663, 4595349, 4667633, 6327431, 14002899, 18982293, 51343963, 154031889, 611459923, 1834379769, 6726059153, 20178177459]

約数ペア:

[(1, 20178177459), (3, 6726059153), (11, 1834379769), (33, 611459923), (131, 154031889), (393, 51343963), (1063, 18982293), (1441, 14002899), (3189, 6327431), (4323, 4667633), (4391, 4595349), (11693, 1725663), (13173, 1531783), (35079, 575221), (48301, 417759), (139253, 144903)]