19849570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1427}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 38864448

約数和(自身を除く): 19014878

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 1427, 2782, 2854, 6955, 7135, 13910, 14270, 18551, 37102, 92755, 152689, 185510, 305378, 763445, 1526890, 1984957, 3969914, 9924785, 19849570]

約数ペア:

[(1, 19849570), (2, 9924785), (5, 3969914), (10, 1984957), (13, 1526890), (26, 763445), (65, 305378), (107, 185510), (130, 152689), (214, 92755), (535, 37102), (1070, 18551), (1391, 14270), (1427, 13910), (2782, 7135), (2854, 6955)]