19520059

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 21972384

約数和(自身を除く): 2452325

約数列:

[1, 13, 41, 53, 533, 689, 691, 2173, 8983, 28249, 28331, 36623, 368303, 476099, 1501543, 19520059]

約数ペア:

[(1, 19520059), (13, 1501543), (41, 476099), (53, 368303), (533, 36623), (689, 28331), (691, 28249), (2173, 8983)]