20199765131

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{201247}}^1$

素因数の和:202370

約数の個数: 16

約数和(自身を含む): 24883912704

約数和(自身を除く): 4684147573

約数列:

[1, 7, 13, 91, 1103, 7721, 14339, 100373, 201247, 1408729, 2616211, 18313477, 221975441, 1553828087, 2885680733, 20199765131]

約数ペア:

[(1, 20199765131), (7, 2885680733), (13, 1553828087), (91, 221975441), (1103, 18313477), (7721, 2616211), (14339, 1408729), (100373, 201247)]