12156656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{39989}}^1$

素因数の和:40016

約数の個数: 20

約数和(自身を含む): 24793800

約数和(自身を除く): 12637144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 39989, 79978, 159956, 319912, 639824, 759791, 1519582, 3039164, 6078328, 12156656]

約数ペア:

[(1, 12156656), (2, 6078328), (4, 3039164), (8, 1519582), (16, 759791), (19, 639824), (38, 319912), (76, 159956), (152, 79978), (304, 39989)]