66998224

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{246317}}^1$

素因数の和:246342

約数の個数: 20

約数和(自身を含む): 137445444

約数和(自身を除く): 70447220

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 246317, 492634, 985268, 1970536, 3941072, 4187389, 8374778, 16749556, 33499112, 66998224]

約数ペア:

[(1, 66998224), (2, 33499112), (4, 16749556), (8, 8374778), (16, 4187389), (17, 3941072), (34, 1970536), (68, 985268), (136, 492634), (272, 246317)]