19678647

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1334

約数の個数: 16

約数和(自身を含む): 27095040

約数和(自身を除く): 7416393

約数列:

[1, 3, 41, 123, 139, 417, 1151, 3453, 5699, 17097, 47191, 141573, 159989, 479967, 6559549, 19678647]

約数ペア:

[(1, 19678647), (3, 6559549), (41, 479967), (123, 159989), (139, 141573), (417, 47191), (1151, 17097), (3453, 5699)]