18327440

素因数分解:

$2^4\times 5^1\times {\mathrm{229093}}^1$

素因数の和:229106

約数の個数: 20

約数和(自身を含む): 42611484

約数和(自身を除く): 24284044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229093, 458186, 916372, 1145465, 1832744, 2290930, 3665488, 4581860, 9163720, 18327440]

約数ペア:

[(1, 18327440), (2, 9163720), (4, 4581860), (5, 3665488), (8, 2290930), (10, 1832744), (16, 1145465), (20, 916372), (40, 458186), (80, 229093)]