20850808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{757}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 42842160

約数和(自身を除く): 21991352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 313, 626, 757, 1252, 1514, 2504, 3028, 3443, 6056, 6886, 8327, 13772, 16654, 27544, 33308, 66616, 236941, 473882, 947764, 1895528, 2606351, 5212702, 10425404, 20850808]

約数ペア:

[(1, 20850808), (2, 10425404), (4, 5212702), (8, 2606351), (11, 1895528), (22, 947764), (44, 473882), (88, 236941), (313, 66616), (626, 33308), (757, 27544), (1252, 16654), (1514, 13772), (2504, 8327), (3028, 6886), (3443, 6056)]