20604606

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 45907344

約数和(自身を除く): 25302738

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 101, 121, 202, 242, 281, 303, 363, 562, 606, 726, 843, 1111, 1686, 2222, 3091, 3333, 6182, 6666, 9273, 12221, 18546, 24442, 28381, 34001, 36663, 56762, 68002, 73326, 85143, 102003, 170286, 204006, 312191, 624382, 936573, 1873146, 3434101, 6868202, 10302303, 20604606]

約数ペア:

[(1, 20604606), (2, 10302303), (3, 6868202), (6, 3434101), (11, 1873146), (22, 936573), (33, 624382), (66, 312191), (101, 204006), (121, 170286), (202, 102003), (242, 85143), (281, 73326), (303, 68002), (363, 56762), (562, 36663), (606, 34001), (726, 28381), (843, 24442), (1111, 18546), (1686, 12221), (2222, 9273), (3091, 6666), (3333, 6182)]