20105862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{478711}}^1$

素因数の和:478723

約数の個数: 16

約数和(自身を含む): 45956352

約数和(自身を除く): 25850490

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 478711, 957422, 1436133, 2872266, 3350977, 6701954, 10052931, 20105862]

約数ペア:

[(1, 20105862), (2, 10052931), (3, 6701954), (6, 3350977), (7, 2872266), (14, 1436133), (21, 957422), (42, 478711)]