18156272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{66751}}^1$

素因数の和:66776

約数の個数: 20

約数和(自身を含む): 37247616

約数和(自身を除く): 19091344

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 66751, 133502, 267004, 534008, 1068016, 1134767, 2269534, 4539068, 9078136, 18156272]

約数ペア:

[(1, 18156272), (2, 9078136), (4, 4539068), (8, 2269534), (16, 1134767), (17, 1068016), (34, 534008), (68, 267004), (136, 133502), (272, 66751)]