18866296

素因数分解:

$2^3\times {\mathrm{197}}^1\times {\mathrm{11971}}^1$

素因数の和:12174

約数の個数: 16

約数和(自身を含む): 35556840

約数和(自身を除く): 16690544

約数列:

[1, 2, 4, 8, 197, 394, 788, 1576, 11971, 23942, 47884, 95768, 2358287, 4716574, 9433148, 18866296]

約数ペア:

[(1, 18866296), (2, 9433148), (4, 4716574), (8, 2358287), (197, 95768), (394, 47884), (788, 23942), (1576, 11971)]