20450165406

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1\times {\mathrm{12799}}^1$

素因数の和:13421

約数の個数: 64

約数和(自身を含む): 45740851200

約数和(自身を除く): 25290685794

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 563, 946, 1126, 1419, 1689, 2838, 3378, 6193, 12386, 12799, 18579, 24209, 25598, 37158, 38397, 48418, 72627, 76794, 140789, 145254, 266299, 281578, 422367, 532598, 550357, 798897, 844734, 1100714, 1597794, 1651071, 3302142, 6053927, 7205837, 12107854, 14411674, 18161781, 21617511, 36323562, 43235022, 79264207, 158528414, 237792621, 309850991, 475585242, 619701982, 929552973, 1859105946, 3408360901, 6816721802, 10225082703, 20450165406]

約数ペア:

[(1, 20450165406), (2, 10225082703), (3, 6816721802), (6, 3408360901), (11, 1859105946), (22, 929552973), (33, 619701982), (43, 475585242), (66, 309850991), (86, 237792621), (129, 158528414), (258, 79264207), (473, 43235022), (563, 36323562), (946, 21617511), (1126, 18161781), (1419, 14411674), (1689, 12107854), (2838, 7205837), (3378, 6053927), (6193, 3302142), (12386, 1651071), (12799, 1597794), (18579, 1100714), (24209, 844734), (25598, 798897), (37158, 550357), (38397, 532598), (48418, 422367), (72627, 281578), (76794, 266299), (140789, 145254)]