19668376

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27017}}^1$

素因数の和:27043

約数の個数: 32

約数和(自身を含む): 45390240

約数和(自身を除く): 25721864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27017, 54034, 108068, 189119, 216136, 351221, 378238, 702442, 756476, 1404884, 1512952, 2458547, 2809768, 4917094, 9834188, 19668376]

約数ペア:

[(1, 19668376), (2, 9834188), (4, 4917094), (7, 2809768), (8, 2458547), (13, 1512952), (14, 1404884), (26, 756476), (28, 702442), (52, 378238), (56, 351221), (91, 216136), (104, 189119), (182, 108068), (364, 54034), (728, 27017)]