20177459638

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21511151}}^1$

素因数の和:21511227

約数の個数: 16

約数和(自身を含む): 35106200064

約数和(自身を除く): 14928740426

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 21511151, 43022302, 150578057, 301156114, 1441247117, 2882494234, 10088729819, 20177459638]

約数ペア:

[(1, 20177459638), (2, 10088729819), (7, 2882494234), (14, 1441247117), (67, 301156114), (134, 150578057), (469, 43022302), (938, 21511151)]