20855426066

素因数分解:

$2^1\times {\mathrm{887}}^1\times {\mathrm{2111}}^1\times {\mathrm{5569}}^1$

素因数の和:8569

約数の個数: 16

約数和(自身を含む): 31338869760

約数和(自身を除く): 10483443694

約数列:

[1, 2, 887, 1774, 2111, 4222, 5569, 11138, 1872457, 3744914, 4939703, 9879406, 11756159, 23512318, 10427713033, 20855426066]

約数ペア:

[(1, 20855426066), (2, 10427713033), (887, 23512318), (1774, 11756159), (2111, 9879406), (4222, 4939703), (5569, 3744914), (11138, 1872457)]