20664044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1327}}^1$

素因数の和:1577

約数の個数: 24

約数和(自身を含む): 38485440

約数和(自身を除く): 17821396

約数列:

[1, 2, 4, 17, 34, 68, 229, 458, 916, 1327, 2654, 3893, 5308, 7786, 15572, 22559, 45118, 90236, 303883, 607766, 1215532, 5166011, 10332022, 20664044]

約数ペア:

[(1, 20664044), (2, 10332022), (4, 5166011), (17, 1215532), (34, 607766), (68, 303883), (229, 90236), (458, 45118), (916, 22559), (1327, 15572), (2654, 7786), (3893, 5308)]