26980456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1277}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 53676000

約数和(自身を除く): 26695544

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 1277, 2554, 2641, 5108, 5282, 10216, 10564, 21128, 24263, 48526, 97052, 177503, 194104, 355006, 710012, 1420024, 3372557, 6745114, 13490228, 26980456]

約数ペア:

[(1, 26980456), (2, 13490228), (4, 6745114), (8, 3372557), (19, 1420024), (38, 710012), (76, 355006), (139, 194104), (152, 177503), (278, 97052), (556, 48526), (1112, 24263), (1277, 21128), (2554, 10564), (2641, 10216), (5108, 5282)]