219516956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2888381}}^1$

素因数の和:2888404

約数の個数: 12

約数和(自身を含む): 404373480

約数和(自身を除く): 184856524

約数列:

[1, 2, 4, 19, 38, 76, 2888381, 5776762, 11553524, 54879239, 109758478, 219516956]

約数ペア:

[(1, 219516956), (2, 109758478), (4, 54879239), (19, 11553524), (38, 5776762), (76, 2888381)]