18996920313

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2060627}}^1$

素因数の和:2061076

約数の個数: 16

約数和(自身を含む): 29013642240

約数和(自身を除く): 10016721927

約数列:

[1, 3, 7, 21, 439, 1317, 3073, 9219, 2060627, 6181881, 14424389, 43273167, 904615253, 2713845759, 6332306771, 18996920313]

約数ペア:

[(1, 18996920313), (3, 6332306771), (7, 2713845759), (21, 904615253), (439, 43273167), (1317, 14424389), (3073, 6181881), (9219, 2060627)]