19707678

素因数分解:

$2^1\times 3^3\times {\mathrm{163}}^1\times {\mathrm{2239}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 44083200

約数和(自身を除く): 24375522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 163, 326, 489, 978, 1467, 2239, 2934, 4401, 4478, 6717, 8802, 13434, 20151, 40302, 60453, 120906, 364957, 729914, 1094871, 2189742, 3284613, 6569226, 9853839, 19707678]

約数ペア:

[(1, 19707678), (2, 9853839), (3, 6569226), (6, 3284613), (9, 2189742), (18, 1094871), (27, 729914), (54, 364957), (163, 120906), (326, 60453), (489, 40302), (978, 20151), (1467, 13434), (2239, 8802), (2934, 6717), (4401, 4478)]