20918232

素因数分解:

$2^3\times 3^2\times {\mathrm{290531}}^1$

素因数の和:290543

約数の個数: 24

約数和(自身を含む): 56653740

約数和(自身を除く): 35735508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 290531, 581062, 871593, 1162124, 1743186, 2324248, 2614779, 3486372, 5229558, 6972744, 10459116, 20918232]

約数ペア:

[(1, 20918232), (2, 10459116), (3, 6972744), (4, 5229558), (6, 3486372), (8, 2614779), (9, 2324248), (12, 1743186), (18, 1162124), (24, 871593), (36, 581062), (72, 290531)]