18540970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{264871}}^1$

素因数の和:264885

約数の個数: 16

約数和(自身を含む): 38141568

約数和(自身を除く): 19600598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 264871, 529742, 1324355, 1854097, 2648710, 3708194, 9270485, 18540970]

約数ペア:

[(1, 18540970), (2, 9270485), (5, 3708194), (7, 2648710), (10, 1854097), (14, 1324355), (35, 529742), (70, 264871)]