18494090

素因数分解:

$2^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{2143}}^1$

素因数の和:3013

約数の個数: 16

約数和(自身を含む): 33343488

約数和(自身を除く): 14849398

約数列:

[1, 2, 5, 10, 863, 1726, 2143, 4286, 4315, 8630, 10715, 21430, 1849409, 3698818, 9247045, 18494090]

約数ペア:

[(1, 18494090), (2, 9247045), (5, 3698818), (10, 1849409), (863, 21430), (1726, 10715), (2143, 8630), (4286, 4315)]