20020492818

素因数分解:

$2^1\times 3^4\times {\mathrm{1721}}^1\times {\mathrm{71809}}^1$

素因数の和:73544

約数の個数: 40

約数和(自身を含む): 44887425660

約数和(自身を除く): 24866932842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1721, 3442, 5163, 10326, 15489, 30978, 46467, 71809, 92934, 139401, 143618, 215427, 278802, 430854, 646281, 1292562, 1938843, 3877686, 5816529, 11633058, 123583289, 247166578, 370749867, 741499734, 1112249601, 2224499202, 3336748803, 6673497606, 10010246409, 20020492818]

約数ペア:

[(1, 20020492818), (2, 10010246409), (3, 6673497606), (6, 3336748803), (9, 2224499202), (18, 1112249601), (27, 741499734), (54, 370749867), (81, 247166578), (162, 123583289), (1721, 11633058), (3442, 5816529), (5163, 3877686), (10326, 1938843), (15489, 1292562), (30978, 646281), (46467, 430854), (71809, 278802), (92934, 215427), (139401, 143618)]