20129628

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{45337}}^1$

素因数の和:45381

約数の個数: 24

約数和(自身を含む): 48239632

約数和(自身を除く): 28110004

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 45337, 90674, 136011, 181348, 272022, 544044, 1677469, 3354938, 5032407, 6709876, 10064814, 20129628]

約数ペア:

[(1, 20129628), (2, 10064814), (3, 6709876), (4, 5032407), (6, 3354938), (12, 1677469), (37, 544044), (74, 272022), (111, 181348), (148, 136011), (222, 90674), (444, 45337)]