20677900910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89903917}}^1$

素因数の和:89903947

約数の個数: 16

約数和(自身を含む): 38838492576

約数和(自身を除く): 18160591666

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 89903917, 179807834, 449519585, 899039170, 2067790091, 4135580182, 10338950455, 20677900910]

約数ペア:

[(1, 20677900910), (2, 10338950455), (5, 4135580182), (10, 2067790091), (23, 899039170), (46, 449519585), (115, 179807834), (230, 89903917)]