20560012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 41100192

約数和(自身を除く): 20540180

約数列:

[1, 2, 4, 11, 22, 37, 44, 73, 74, 146, 148, 173, 292, 346, 407, 692, 803, 814, 1606, 1628, 1903, 2701, 3212, 3806, 5402, 6401, 7612, 10804, 12629, 12802, 25258, 25604, 29711, 50516, 59422, 70411, 118844, 138919, 140822, 277838, 281644, 467273, 555676, 934546, 1869092, 5140003, 10280006, 20560012]

約数ペア:

[(1, 20560012), (2, 10280006), (4, 5140003), (11, 1869092), (22, 934546), (37, 555676), (44, 467273), (73, 281644), (74, 277838), (146, 140822), (148, 138919), (173, 118844), (292, 70411), (346, 59422), (407, 50516), (692, 29711), (803, 25604), (814, 25258), (1606, 12802), (1628, 12629), (1903, 10804), (2701, 7612), (3212, 6401), (3806, 5402)]