20209868

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{24889}}^1$

素因数の和:24929

約数の個数: 24

約数和(自身を含む): 41815200

約数和(自身を除く): 21605332

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 24889, 49778, 99556, 174223, 348446, 696892, 721781, 1443562, 2887124, 5052467, 10104934, 20209868]

約数ペア:

[(1, 20209868), (2, 10104934), (4, 5052467), (7, 2887124), (14, 1443562), (28, 721781), (29, 696892), (58, 348446), (116, 174223), (203, 99556), (406, 49778), (812, 24889)]