20850104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7643}}^1$

素因数の和:7691

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 23179336

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7643, 15286, 30572, 61144, 84073, 168146, 236933, 336292, 473866, 672584, 947732, 1895464, 2606263, 5212526, 10425052, 20850104]

約数ペア:

[(1, 20850104), (2, 10425052), (4, 5212526), (8, 2606263), (11, 1895464), (22, 947732), (31, 672584), (44, 473866), (62, 336292), (88, 236933), (124, 168146), (248, 84073), (341, 61144), (682, 30572), (1364, 15286), (2728, 7643)]