19431273

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:696

約数の個数: 16

約数和(自身を含む): 26465600

約数和(自身を除く): 7034327

約数列:

[1, 3, 67, 201, 277, 349, 831, 1047, 18559, 23383, 55677, 70149, 96673, 290019, 6477091, 19431273]

約数ペア:

[(1, 19431273), (3, 6477091), (67, 290019), (201, 96673), (277, 70149), (349, 55677), (831, 23383), (1047, 18559)]