20793556

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20071}}^1$

素因数の和:20119

約数の個数: 24

約数和(自身を含む): 42713216

約数和(自身を除く): 21919660

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20071, 40142, 80284, 140497, 280994, 561988, 742627, 1485254, 2970508, 5198389, 10396778, 20793556]

約数ペア:

[(1, 20793556), (2, 10396778), (4, 5198389), (7, 2970508), (14, 1485254), (28, 742627), (37, 561988), (74, 280994), (148, 140497), (259, 80284), (518, 40142), (1036, 20071)]