18351272

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{55949}}^1$

素因数の和:55996

約数の個数: 16

約数和(自身を含む): 35248500

約数和(自身を除く): 16897228

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 55949, 111898, 223796, 447592, 2293909, 4587818, 9175636, 18351272]

約数ペア:

[(1, 18351272), (2, 9175636), (4, 4587818), (8, 2293909), (41, 447592), (82, 223796), (164, 111898), (328, 55949)]