19066580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5641}}^1$

素因数の和:5676

約数の個数: 36

約数和(自身を含む): 43364412

約数和(自身を除く): 24297832

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 5641, 11282, 22564, 28205, 56410, 73333, 112820, 146666, 293332, 366665, 733330, 953329, 1466660, 1906658, 3813316, 4766645, 9533290, 19066580]

約数ペア:

[(1, 19066580), (2, 9533290), (4, 4766645), (5, 3813316), (10, 1906658), (13, 1466660), (20, 953329), (26, 733330), (52, 366665), (65, 293332), (130, 146666), (169, 112820), (260, 73333), (338, 56410), (676, 28205), (845, 22564), (1690, 11282), (3380, 5641)]