20119874495

素因数分解:

$5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{710573}}^1$

素因数の和:711394

約数の個数: 16

約数和(自身を含む): 27627117120

約数和(自身を除く): 7507242625

約数列:

[1, 5, 7, 35, 809, 4045, 5663, 28315, 710573, 3552865, 4974011, 24870055, 574853557, 2874267785, 4023974899, 20119874495]

約数ペア:

[(1, 20119874495), (5, 4023974899), (7, 2874267785), (35, 574853557), (809, 24870055), (4045, 4974011), (5663, 3552865), (28315, 710573)]