20768619883

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:4016

約数の個数: 32

約数和(自身を含む): 24258286080

約数和(自身を除く): 3489666197

約数列:

[1, 11, 19, 71, 209, 361, 781, 1349, 3877, 3971, 6859, 14839, 25631, 42647, 73663, 75449, 275267, 281941, 486989, 810293, 1399597, 3027937, 5230073, 5356879, 15395567, 26592343, 57530803, 99371387, 292515773, 1093085257, 1888056353, 20768619883]

約数ペア:

[(1, 20768619883), (11, 1888056353), (19, 1093085257), (71, 292515773), (209, 99371387), (361, 57530803), (781, 26592343), (1349, 15395567), (3877, 5356879), (3971, 5230073), (6859, 3027937), (14839, 1399597), (25631, 810293), (42647, 486989), (73663, 281941), (75449, 275267)]