19365764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{440131}}^1$

素因数の和:440146

約数の個数: 12

約数和(自身を含む): 36971088

約数和(自身を除く): 17605324

約数列:

[1, 2, 4, 11, 22, 44, 440131, 880262, 1760524, 4841441, 9682882, 19365764]

約数ペア:

[(1, 19365764), (2, 9682882), (4, 4841441), (11, 1760524), (22, 880262), (44, 440131)]