2018979905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1\times {\mathrm{23629}}^1$

素因数の和:24400

約数の個数: 16

約数和(自身を含む): 2531623680

約数和(自身を除く): 512643775

約数列:

[1, 5, 23, 115, 743, 3715, 17089, 23629, 85445, 118145, 543467, 2717335, 17556347, 87781735, 403795981, 2018979905]

約数ペア:

[(1, 2018979905), (5, 403795981), (23, 87781735), (115, 17556347), (743, 2717335), (3715, 543467), (17089, 118145), (23629, 85445)]