20126331305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{63487}}^1$

素因数の和:63629

約数の個数: 32

約数和(自身を含む): 26329743360

約数和(自身を除く): 6203412055

約数列:

[1, 5, 19, 47, 71, 95, 235, 355, 893, 1349, 3337, 4465, 6745, 16685, 63403, 63487, 317015, 317435, 1206253, 2983889, 4507577, 6031265, 14919445, 22537885, 56693891, 85643963, 211856119, 283469455, 428219815, 1059280595, 4025266261, 20126331305]

約数ペア:

[(1, 20126331305), (5, 4025266261), (19, 1059280595), (47, 428219815), (71, 283469455), (95, 211856119), (235, 85643963), (355, 56693891), (893, 22537885), (1349, 14919445), (3337, 6031265), (4465, 4507577), (6745, 2983889), (16685, 1206253), (63403, 317435), (63487, 317015)]