20394215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4793}}^1$

素因数の和:4858

約数の個数: 16

約数和(自身を含む): 26232768

約数和(自身を除く): 5838553

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 4793, 23965, 110239, 177341, 551195, 886705, 4078843, 20394215]

約数ペア:

[(1, 20394215), (5, 4078843), (23, 886705), (37, 551195), (115, 177341), (185, 110239), (851, 23965), (4255, 4793)]