20194202288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1823}}^1\times {\mathrm{2803}}^1$

素因数の和:4666

約数の個数: 80

約数和(自身を含む): 44393825280

約数和(自身を除く): 24199622992

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1823, 1976, 2803, 3646, 3952, 5606, 7292, 11212, 14584, 22424, 23699, 29168, 34637, 36439, 44848, 47398, 53257, 69274, 72878, 94796, 106514, 138548, 145756, 189592, 213028, 277096, 291512, 379184, 426056, 450281, 554192, 583024, 692341, 852112, 900562, 1384682, 1801124, 2769364, 3602248, 5109869, 5538728, 7204496, 10219738, 11077456, 20439476, 40878952, 66428297, 81757904, 97087511, 132856594, 194175022, 265713188, 388350044, 531426376, 776700088, 1062852752, 1262137643, 1553400176, 2524275286, 5048550572, 10097101144, 20194202288]

約数ペア:

[(1, 20194202288), (2, 10097101144), (4, 5048550572), (8, 2524275286), (13, 1553400176), (16, 1262137643), (19, 1062852752), (26, 776700088), (38, 531426376), (52, 388350044), (76, 265713188), (104, 194175022), (152, 132856594), (208, 97087511), (247, 81757904), (304, 66428297), (494, 40878952), (988, 20439476), (1823, 11077456), (1976, 10219738), (2803, 7204496), (3646, 5538728), (3952, 5109869), (5606, 3602248), (7292, 2769364), (11212, 1801124), (14584, 1384682), (22424, 900562), (23699, 852112), (29168, 692341), (34637, 583024), (36439, 554192), (44848, 450281), (47398, 426056), (53257, 379184), (69274, 291512), (72878, 277096), (94796, 213028), (106514, 189592), (138548, 145756)]