18146210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20389}}^1$

素因数の和:20485

約数の個数: 16

約数和(自身を含む): 33031800

約数和(自身を除く): 14885590

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 20389, 40778, 101945, 203890, 1814621, 3629242, 9073105, 18146210]

約数ペア:

[(1, 18146210), (2, 9073105), (5, 3629242), (10, 1814621), (89, 203890), (178, 101945), (445, 40778), (890, 20389)]