20775578

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5717}}^1$

素因数の和:5821

約数の個数: 16

約数和(自身を含む): 32935680

約数和(自身を除く): 12160102

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5717, 11434, 131491, 262982, 451643, 903286, 10387789, 20775578]

約数ペア:

[(1, 20775578), (2, 10387789), (23, 903286), (46, 451643), (79, 262982), (158, 131491), (1817, 11434), (3634, 5717)]