20698064

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{4133}}^1$

素因数の和:4454

約数の個数: 20

約数和(自身を含む): 40240356

約数和(自身を除く): 19542292

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 4133, 5008, 8266, 16532, 33064, 66128, 1293629, 2587258, 5174516, 10349032, 20698064]

約数ペア:

[(1, 20698064), (2, 10349032), (4, 5174516), (8, 2587258), (16, 1293629), (313, 66128), (626, 33064), (1252, 16532), (2504, 8266), (4133, 5008)]