20177608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1373}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 41549760

約数和(自身を除く): 21372152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 167, 334, 668, 1336, 1373, 1837, 2746, 3674, 5492, 7348, 10984, 14696, 15103, 30206, 60412, 120824, 229291, 458582, 917164, 1834328, 2522201, 5044402, 10088804, 20177608]

約数ペア:

[(1, 20177608), (2, 10088804), (4, 5044402), (8, 2522201), (11, 1834328), (22, 917164), (44, 458582), (88, 229291), (167, 120824), (334, 60412), (668, 30206), (1336, 15103), (1373, 14696), (1837, 10984), (2746, 7348), (3674, 5492)]