20520438

素因数分解:

$2^1\times 3^1\times {\mathrm{367}}^1\times {\mathrm{9319}}^1$

素因数の和:9691

約数の個数: 16

約数和(自身を含む): 41157120

約数和(自身を除く): 20636682

約数列:

[1, 2, 3, 6, 367, 734, 1101, 2202, 9319, 18638, 27957, 55914, 3420073, 6840146, 10260219, 20520438]

約数ペア:

[(1, 20520438), (2, 10260219), (3, 6840146), (6, 3420073), (367, 55914), (734, 27957), (1101, 18638), (2202, 9319)]