19874990737

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{179327}}^1$

素因数の和:179628

約数の個数: 16

約数和(自身を含む): 23137615872

約数和(自身を除く): 3262625135

約数列:

[1, 7, 71, 223, 497, 1561, 15833, 110831, 179327, 1255289, 12732217, 39989921, 89125519, 279929447, 2839284391, 19874990737]

約数ペア:

[(1, 19874990737), (7, 2839284391), (71, 279929447), (223, 89125519), (497, 39989921), (1561, 12732217), (15833, 1255289), (110831, 179327)]