18938326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45307}}^1$

素因数の和:45339

約数の個数: 16

約数和(自身を含む): 32621760

約数和(自身を除く): 13683434

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45307, 90614, 498377, 860833, 996754, 1721666, 9469163, 18938326]

約数ペア:

[(1, 18938326), (2, 9469163), (11, 1721666), (19, 996754), (22, 860833), (38, 498377), (209, 90614), (418, 45307)]