18030860

素因数分解:

$2^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1021}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 37944816

約数和(自身を除く): 19913956

約数列:

[1, 2, 4, 5, 10, 20, 883, 1021, 1766, 2042, 3532, 4084, 4415, 5105, 8830, 10210, 17660, 20420, 901543, 1803086, 3606172, 4507715, 9015430, 18030860]

約数ペア:

[(1, 18030860), (2, 9015430), (4, 4507715), (5, 3606172), (10, 1803086), (20, 901543), (883, 20420), (1021, 17660), (1766, 10210), (2042, 8830), (3532, 5105), (4084, 4415)]