18729678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1741}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 41139072

約数和(自身を除く): 22409394

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 489, 978, 1741, 1793, 3482, 3586, 5223, 5379, 10446, 10758, 19151, 38302, 57453, 114906, 283783, 567566, 851349, 1702698, 3121613, 6243226, 9364839, 18729678]

約数ペア:

[(1, 18729678), (2, 9364839), (3, 6243226), (6, 3121613), (11, 1702698), (22, 851349), (33, 567566), (66, 283783), (163, 114906), (326, 57453), (489, 38302), (978, 19151), (1741, 10758), (1793, 10446), (3482, 5379), (3586, 5223)]