18684040

素因数分解:

$2^3\times 5^1\times {\mathrm{467101}}^1$

素因数の和:467112

約数の個数: 16

約数和(自身を含む): 42039180

約数和(自身を除く): 23355140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467101, 934202, 1868404, 2335505, 3736808, 4671010, 9342020, 18684040]

約数ペア:

[(1, 18684040), (2, 9342020), (4, 4671010), (5, 3736808), (8, 2335505), (10, 1868404), (20, 934202), (40, 467101)]