81337712

素因数分解:

$2^4\times {\mathrm{2179}}^1\times {\mathrm{2333}}^1$

素因数の和:4520

約数の個数: 20

約数和(自身を含む): 157731720

約数和(自身を除く): 76394008

約数列:

[1, 2, 4, 8, 16, 2179, 2333, 4358, 4666, 8716, 9332, 17432, 18664, 34864, 37328, 5083607, 10167214, 20334428, 40668856, 81337712]

約数ペア:

[(1, 81337712), (2, 40668856), (4, 20334428), (8, 10167214), (16, 5083607), (2179, 37328), (2333, 34864), (4358, 18664), (4666, 17432), (8716, 9332)]