18727382

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{919}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 29410560

約数和(自身を除く): 10683178

約数列:

[1, 2, 23, 46, 443, 886, 919, 1838, 10189, 20378, 21137, 42274, 407117, 814234, 9363691, 18727382]

約数ペア:

[(1, 18727382), (2, 9363691), (23, 814234), (46, 407117), (443, 42274), (886, 21137), (919, 20378), (1838, 10189)]