25789612

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19961}}^1$

素因数の和:20001

約数の個数: 24

約数和(自身を含む): 50304240

約数和(自身を除く): 24514628

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 19961, 39922, 79844, 339337, 379259, 678674, 758518, 1357348, 1517036, 6447403, 12894806, 25789612]

約数ペア:

[(1, 25789612), (2, 12894806), (4, 6447403), (17, 1517036), (19, 1357348), (34, 758518), (38, 678674), (68, 379259), (76, 339337), (323, 79844), (646, 39922), (1292, 19961)]