30709072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{112901}}^1$

素因数の和:112926

約数の個数: 20

約数和(自身を含む): 62999316

約数和(自身を除く): 32290244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 112901, 225802, 451604, 903208, 1806416, 1919317, 3838634, 7677268, 15354536, 30709072]

約数ペア:

[(1, 30709072), (2, 15354536), (4, 7677268), (8, 3838634), (16, 1919317), (17, 1806416), (34, 903208), (68, 451604), (136, 225802), (272, 112901)]