20369216

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2393}}^1$

素因数の和:2431

約数の個数: 56

約数和(自身を含む): 48646080

約数和(自身を除く): 28276864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 2393, 4256, 4786, 8512, 9572, 16751, 19144, 33502, 38288, 45467, 67004, 76576, 90934, 134008, 153152, 181868, 268016, 318269, 363736, 536032, 636538, 727472, 1072064, 1273076, 1454944, 2546152, 2909888, 5092304, 10184608, 20369216]

約数ペア:

[(1, 20369216), (2, 10184608), (4, 5092304), (7, 2909888), (8, 2546152), (14, 1454944), (16, 1273076), (19, 1072064), (28, 727472), (32, 636538), (38, 536032), (56, 363736), (64, 318269), (76, 268016), (112, 181868), (133, 153152), (152, 134008), (224, 90934), (266, 76576), (304, 67004), (448, 45467), (532, 38288), (608, 33502), (1064, 19144), (1216, 16751), (2128, 9572), (2393, 8512), (4256, 4786)]