18251018513

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{113761}}^1$

素因数の和:113865

約数の個数: 32

約数和(自身を含む): 23546003712

約数和(自身を除く): 5294985199

約数列:

[1, 7, 13, 41, 43, 91, 287, 301, 533, 559, 1763, 3731, 3913, 12341, 22919, 113761, 160433, 796327, 1478893, 4664201, 4891723, 10352251, 32649407, 34242061, 60634613, 63592399, 200560643, 424442291, 445146793, 1403924501, 2607288359, 18251018513]

約数ペア:

[(1, 18251018513), (7, 2607288359), (13, 1403924501), (41, 445146793), (43, 424442291), (91, 200560643), (287, 63592399), (301, 60634613), (533, 34242061), (559, 32649407), (1763, 10352251), (3731, 4891723), (3913, 4664201), (12341, 1478893), (22919, 796327), (113761, 160433)]