20616064

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 50581800

約数和(自身を除く): 29965736

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 173, 196, 224, 266, 304, 346, 392, 448, 532, 608, 692, 784, 896, 931, 1064, 1211, 1216, 1384, 1568, 1862, 2128, 2422, 2432, 2768, 3136, 3287, 3724, 4256, 4844, 5536, 6272, 6574, 7448, 8477, 8512, 9688, 11072, 13148, 14896, 16954, 17024, 19376, 22144, 23009, 26296, 29792, 33908, 38752, 46018, 52592, 59584, 67816, 77504, 92036, 105184, 119168, 135632, 155008, 161063, 184072, 210368, 271264, 322126, 368144, 420736, 542528, 644252, 736288, 1085056, 1288504, 1472576, 2577008, 2945152, 5154016, 10308032, 20616064]

約数ペア:

[(1, 20616064), (2, 10308032), (4, 5154016), (7, 2945152), (8, 2577008), (14, 1472576), (16, 1288504), (19, 1085056), (28, 736288), (32, 644252), (38, 542528), (49, 420736), (56, 368144), (64, 322126), (76, 271264), (98, 210368), (112, 184072), (128, 161063), (133, 155008), (152, 135632), (173, 119168), (196, 105184), (224, 92036), (266, 77504), (304, 67816), (346, 59584), (392, 52592), (448, 46018), (532, 38752), (608, 33908), (692, 29792), (784, 26296), (896, 23009), (931, 22144), (1064, 19376), (1211, 17024), (1216, 16954), (1384, 14896), (1568, 13148), (1862, 11072), (2128, 9688), (2422, 8512), (2432, 8477), (2768, 7448), (3136, 6574), (3287, 6272), (3724, 5536), (4256, 4844)]