18801674

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:989

約数の個数: 16

約数和(自身を含む): 28811328

約数和(自身を除く): 10009654

約数列:

[1, 2, 67, 134, 193, 386, 727, 1454, 12931, 25862, 48709, 97418, 140311, 280622, 9400837, 18801674]

約数ペア:

[(1, 18801674), (2, 9400837), (67, 280622), (134, 140311), (193, 97418), (386, 48709), (727, 25862), (1454, 12931)]