18710428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{425237}}^1$

素因数の和:425252

約数の個数: 12

約数和(自身を含む): 35719992

約数和(自身を除く): 17009564

約数列:

[1, 2, 4, 11, 22, 44, 425237, 850474, 1700948, 4677607, 9355214, 18710428]

約数ペア:

[(1, 18710428), (2, 9355214), (4, 4677607), (11, 1700948), (22, 850474), (44, 425237)]