20165874730

素因数分解:

$2^1\times 5^1\times {\mathrm{8167}}^1\times {\mathrm{246919}}^1$

素因数の和:255093

約数の個数: 16

約数和(自身を含む): 36303166080

約数和(自身を除く): 16137291350

約数列:

[1, 2, 5, 10, 8167, 16334, 40835, 81670, 246919, 493838, 1234595, 2469190, 2016587473, 4033174946, 10082937365, 20165874730]

約数ペア:

[(1, 20165874730), (2, 10082937365), (5, 4033174946), (10, 2016587473), (8167, 2469190), (16334, 1234595), (40835, 493838), (81670, 246919)]