20984656

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17033}}^1$

素因数の和:17059

約数の個数: 40

約数和(自身を含む): 50693184

約数和(自身を除く): 29708528

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17033, 34066, 68132, 119231, 136264, 187363, 238462, 272528, 374726, 476924, 749452, 953848, 1311541, 1498904, 1907696, 2623082, 2997808, 5246164, 10492328, 20984656]

約数ペア:

[(1, 20984656), (2, 10492328), (4, 5246164), (7, 2997808), (8, 2623082), (11, 1907696), (14, 1498904), (16, 1311541), (22, 953848), (28, 749452), (44, 476924), (56, 374726), (77, 272528), (88, 238462), (112, 187363), (154, 136264), (176, 119231), (308, 68132), (616, 34066), (1232, 17033)]