19842511

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1026

約数の個数: 16

約数和(自身を含む): 22498560

約数和(自身を除く): 2656049

約数列:

[1, 13, 31, 53, 403, 689, 929, 1643, 12077, 21359, 28799, 49237, 374387, 640081, 1526347, 19842511]

約数ペア:

[(1, 19842511), (13, 1526347), (31, 640081), (53, 374387), (403, 49237), (689, 28799), (929, 21359), (1643, 12077)]