68338516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{6469}}^1$

素因数の和:6631

約数の個数: 24

約数和(自身を含む): 126812000

約数和(自身を除く): 58473484

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 6469, 10564, 12938, 25876, 122911, 245822, 491644, 899191, 1798382, 3596764, 17084629, 34169258, 68338516]

約数ペア:

[(1, 68338516), (2, 34169258), (4, 17084629), (19, 3596764), (38, 1798382), (76, 899191), (139, 491644), (278, 245822), (556, 122911), (2641, 25876), (5282, 12938), (6469, 10564)]