18966526

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12973}}^1$

素因数の和:13035

約数の個数: 16

約数和(自身を含む): 30826224

約数和(自身を除く): 11859698

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 12973, 25946, 220541, 441082, 557839, 1115678, 9483263, 18966526]

約数ペア:

[(1, 18966526), (2, 9483263), (17, 1115678), (34, 557839), (43, 441082), (86, 220541), (731, 25946), (1462, 12973)]