20372740465

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52916209}}^1$

素因数の和:52916232

約数の個数: 16

約数和(自身を含む): 30479736960

約数和(自身を除く): 10106996495

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 52916209, 264581045, 370413463, 582078299, 1852067315, 2910391495, 4074548093, 20372740465]

約数ペア:

[(1, 20372740465), (5, 4074548093), (7, 2910391495), (11, 1852067315), (35, 582078299), (55, 370413463), (77, 264581045), (385, 52916209)]