20600912

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:363

約数の個数: 40

約数和(自身を含む): 41143200

約数和(自身を除く): 20542288

約数列:

[1, 2, 4, 8, 16, 59, 118, 139, 157, 236, 278, 314, 472, 556, 628, 944, 1112, 1256, 2224, 2512, 8201, 9263, 16402, 18526, 21823, 32804, 37052, 43646, 65608, 74104, 87292, 131216, 148208, 174584, 349168, 1287557, 2575114, 5150228, 10300456, 20600912]

約数ペア:

[(1, 20600912), (2, 10300456), (4, 5150228), (8, 2575114), (16, 1287557), (59, 349168), (118, 174584), (139, 148208), (157, 131216), (236, 87292), (278, 74104), (314, 65608), (472, 43646), (556, 37052), (628, 32804), (944, 21823), (1112, 18526), (1256, 16402), (2224, 9263), (2512, 8201)]