20939505587

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{125261}}^1$

素因数の和:125459

約数の個数: 32

約数和(自身を含む): 28283157504

約数和(自身を除く): 7343651917

約数列:

[1, 7, 11, 13, 77, 91, 143, 167, 1001, 1169, 1837, 2171, 12859, 15197, 23881, 125261, 167167, 876827, 1377871, 1628393, 9645097, 11398751, 17912323, 20918587, 125386261, 146430109, 230104457, 271941631, 1610731199, 1903591417, 2991357941, 20939505587]

約数ペア:

[(1, 20939505587), (7, 2991357941), (11, 1903591417), (13, 1610731199), (77, 271941631), (91, 230104457), (143, 146430109), (167, 125386261), (1001, 20918587), (1169, 17912323), (1837, 11398751), (2171, 9645097), (12859, 1628393), (15197, 1377871), (23881, 876827), (125261, 167167)]