18222578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36013}}^1$

素因数の和:36049

約数の個数: 16

約数和(自身を含む): 31116096

約数和(自身を除く): 12893518

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36013, 72026, 396143, 792286, 828299, 1656598, 9111289, 18222578]

約数ペア:

[(1, 18222578), (2, 9111289), (11, 1656598), (22, 828299), (23, 792286), (46, 396143), (253, 72026), (506, 36013)]