20990496

素因数分解:

$2^5\times 3^1\times {\mathrm{218651}}^1$

素因数の和:218664

約数の個数: 24

約数和(自身を含む): 55100304

約数和(自身を除く): 34109808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 218651, 437302, 655953, 874604, 1311906, 1749208, 2623812, 3498416, 5247624, 6996832, 10495248, 20990496]

約数ペア:

[(1, 20990496), (2, 10495248), (3, 6996832), (4, 5247624), (6, 3498416), (8, 2623812), (12, 1749208), (16, 1311906), (24, 874604), (32, 655953), (48, 437302), (96, 218651)]