19766593

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 26496000

約数和(自身を除く): 6729407

約数列:

[1, 7, 11, 19, 59, 77, 133, 209, 229, 413, 649, 1121, 1463, 1603, 2519, 4351, 4543, 7847, 12331, 13511, 17633, 30457, 47861, 86317, 94577, 148621, 256709, 335027, 1040347, 1796963, 2823799, 19766593]

約数ペア:

[(1, 19766593), (7, 2823799), (11, 1796963), (19, 1040347), (59, 335027), (77, 256709), (133, 148621), (209, 94577), (229, 86317), (413, 47861), (649, 30457), (1121, 17633), (1463, 13511), (1603, 12331), (2519, 7847), (4351, 4543)]