68642668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53129}}^1$

素因数の和:53169

約数の個数: 24

約数和(自身を含む): 133887600

約数和(自身を除く): 65244932

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 53129, 106258, 212516, 903193, 1009451, 1806386, 2018902, 3612772, 4037804, 17160667, 34321334, 68642668]

約数ペア:

[(1, 68642668), (2, 34321334), (4, 17160667), (17, 4037804), (19, 3612772), (34, 2018902), (38, 1806386), (68, 1009451), (76, 903193), (323, 212516), (646, 106258), (1292, 53129)]