20764188

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3373}}^1$

素因数の和:3408

約数の個数: 60

約数和(自身を含む): 57155560

約数和(自身を除く): 36391372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3373, 6156, 6746, 10119, 13492, 20238, 30357, 40476, 60714, 64087, 91071, 121428, 128174, 182142, 192261, 256348, 273213, 364284, 384522, 546426, 576783, 769044, 1092852, 1153566, 1730349, 2307132, 3460698, 5191047, 6921396, 10382094, 20764188]

約数ペア:

[(1, 20764188), (2, 10382094), (3, 6921396), (4, 5191047), (6, 3460698), (9, 2307132), (12, 1730349), (18, 1153566), (19, 1092852), (27, 769044), (36, 576783), (38, 546426), (54, 384522), (57, 364284), (76, 273213), (81, 256348), (108, 192261), (114, 182142), (162, 128174), (171, 121428), (228, 91071), (324, 64087), (342, 60714), (513, 40476), (684, 30357), (1026, 20238), (1539, 13492), (2052, 10119), (3078, 6746), (3373, 6156)]