18757328

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{50971}}^1$

素因数の和:51002

約数の個数: 20

約数和(自身を含む): 37923168

約数和(自身を除く): 19165840

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 50971, 101942, 203884, 407768, 815536, 1172333, 2344666, 4689332, 9378664, 18757328]

約数ペア:

[(1, 18757328), (2, 9378664), (4, 4689332), (8, 2344666), (16, 1172333), (23, 815536), (46, 407768), (92, 203884), (184, 101942), (368, 50971)]