20008159615

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{200573}}^1$

素因数の和:200930

約数の個数: 16

約数和(自身を含む): 24434726976

約数和(自身を除く): 4426567361

約数列:

[1, 5, 71, 281, 355, 1405, 19951, 99755, 200573, 1002865, 14240683, 56361013, 71203415, 281805065, 4001631923, 20008159615]

約数ペア:

[(1, 20008159615), (5, 4001631923), (71, 281805065), (281, 71203415), (355, 56361013), (1405, 14240683), (19951, 1002865), (99755, 200573)]