18480884

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{773}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 33374880

約数和(自身を除く): 14893996

約数列:

[1, 2, 4, 43, 86, 139, 172, 278, 556, 773, 1546, 3092, 5977, 11954, 23908, 33239, 66478, 107447, 132956, 214894, 429788, 4620221, 9240442, 18480884]

約数ペア:

[(1, 18480884), (2, 9240442), (4, 4620221), (43, 429788), (86, 214894), (139, 132956), (172, 107447), (278, 66478), (556, 33239), (773, 23908), (1546, 11954), (3092, 5977)]