20295066

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^2$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 45648864

約数和(自身を除く): 25353798

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 71, 122, 142, 183, 213, 366, 426, 671, 781, 1342, 1562, 2013, 2343, 4026, 4331, 4686, 5041, 8662, 10082, 12993, 15123, 25986, 30246, 47641, 55451, 95282, 110902, 142923, 166353, 285846, 307501, 332706, 615002, 922503, 1845006, 3382511, 6765022, 10147533, 20295066]

約数ペア:

[(1, 20295066), (2, 10147533), (3, 6765022), (6, 3382511), (11, 1845006), (22, 922503), (33, 615002), (61, 332706), (66, 307501), (71, 285846), (122, 166353), (142, 142923), (183, 110902), (213, 95282), (366, 55451), (426, 47641), (671, 30246), (781, 25986), (1342, 15123), (1562, 12993), (2013, 10082), (2343, 8662), (4026, 5041), (4331, 4686)]