20138175005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{863003}}^1$

素因数の和:863380

約数の個数: 16

約数和(自身を含む): 26097240960

約数和(自身を除く): 5959065955

約数列:

[1, 5, 13, 65, 359, 1795, 4667, 23335, 863003, 4315015, 11219039, 56095195, 309818077, 1549090385, 4027635001, 20138175005]

約数ペア:

[(1, 20138175005), (5, 4027635001), (13, 1549090385), (65, 309818077), (359, 56095195), (1795, 11219039), (4667, 4315015), (23335, 863003)]