18253010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20509}}^1$

素因数の和:20605

約数の個数: 16

約数和(自身を含む): 33226200

約数和(自身を除く): 14973190

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 20509, 41018, 102545, 205090, 1825301, 3650602, 9126505, 18253010]

約数ペア:

[(1, 18253010), (2, 9126505), (5, 3650602), (10, 1825301), (89, 205090), (178, 102545), (445, 41018), (890, 20509)]