20144094620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77477287}}^1$

素因数の和:77477309

約数の個数: 24

約数和(自身を含む): 45556645344

約数和(自身を除く): 25412550724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77477287, 154954574, 309909148, 387386435, 774772870, 1007204731, 1549545740, 2014409462, 4028818924, 5036023655, 10072047310, 20144094620]

約数ペア:

[(1, 20144094620), (2, 10072047310), (4, 5036023655), (5, 4028818924), (10, 2014409462), (13, 1549545740), (20, 1007204731), (26, 774772870), (52, 387386435), (65, 309909148), (130, 154954574), (260, 77477287)]