20212078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4937}}^1$

素因数の和:5051

約数の個数: 16

約数和(自身を含む): 31998240

約数和(自身を除く): 11786162

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 4937, 9874, 113551, 227102, 439393, 878786, 10106039, 20212078]

約数ペア:

[(1, 20212078), (2, 10106039), (23, 878786), (46, 439393), (89, 227102), (178, 113551), (2047, 9874), (4094, 4937)]