18142538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2647}}^1$

素因数の和:2821

約数の個数: 16

約数和(自身を含む): 28598400

約数和(自身を除く): 10455862

約数列:

[1, 2, 23, 46, 149, 298, 2647, 3427, 5294, 6854, 60881, 121762, 394403, 788806, 9071269, 18142538]

約数ペア:

[(1, 18142538), (2, 9071269), (23, 788806), (46, 394403), (149, 121762), (298, 60881), (2647, 6854), (3427, 5294)]