19580197

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2089}}^1$

素因数の和:2212

約数の個数: 16

約数和(自身を含む): 24344320

約数和(自身を除く): 4764123

約数列:

[1, 7, 13, 91, 103, 721, 1339, 2089, 9373, 14623, 27157, 190099, 215167, 1506169, 2797171, 19580197]

約数ペア:

[(1, 19580197), (7, 2797171), (13, 1506169), (91, 215167), (103, 190099), (721, 27157), (1339, 14623), (2089, 9373)]