18120884

素因数分解:

$2^2\times {\mathrm{359}}^1\times {\mathrm{12619}}^1$

素因数の和:12982

約数の個数: 12

約数和(自身を含む): 31802400

約数和(自身を除く): 13681516

約数列:

[1, 2, 4, 359, 718, 1436, 12619, 25238, 50476, 4530221, 9060442, 18120884]

約数ペア:

[(1, 18120884), (2, 9060442), (4, 4530221), (359, 50476), (718, 25238), (1436, 12619)]