18129686

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10151}}^1$

素因数の和:10219

約数の個数: 16

約数和(自身を含む): 29237760

約数和(自身を除く): 11108074

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 10151, 20302, 192869, 385738, 477097, 954194, 9064843, 18129686]

約数ペア:

[(1, 18129686), (2, 9064843), (19, 954194), (38, 477097), (47, 385738), (94, 192869), (893, 20302), (1786, 10151)]