19227923

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 4722157

約数列:

[1, 11, 13, 43, 53, 59, 143, 473, 559, 583, 649, 689, 767, 2279, 2537, 3127, 6149, 7579, 8437, 25069, 27907, 29627, 32981, 34397, 40651, 134461, 325897, 362791, 447161, 1479071, 1747993, 19227923]

約数ペア:

[(1, 19227923), (11, 1747993), (13, 1479071), (43, 447161), (53, 362791), (59, 325897), (143, 134461), (473, 40651), (559, 34397), (583, 32981), (649, 29627), (689, 27907), (767, 25069), (2279, 8437), (2537, 7579), (3127, 6149)]