20740752

素因数分解:

$2^4\times 3^3\times {\mathrm{41}}^1\times {\mathrm{1171}}^1$

素因数の和:1229

約数の個数: 80

約数和(自身を含む): 61037760

約数和(自身を除く): 40297008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 41, 48, 54, 72, 82, 108, 123, 144, 164, 216, 246, 328, 369, 432, 492, 656, 738, 984, 1107, 1171, 1476, 1968, 2214, 2342, 2952, 3513, 4428, 4684, 5904, 7026, 8856, 9368, 10539, 14052, 17712, 18736, 21078, 28104, 31617, 42156, 48011, 56208, 63234, 84312, 96022, 126468, 144033, 168624, 192044, 252936, 288066, 384088, 432099, 505872, 576132, 768176, 864198, 1152264, 1296297, 1728396, 2304528, 2592594, 3456792, 5185188, 6913584, 10370376, 20740752]

約数ペア:

[(1, 20740752), (2, 10370376), (3, 6913584), (4, 5185188), (6, 3456792), (8, 2592594), (9, 2304528), (12, 1728396), (16, 1296297), (18, 1152264), (24, 864198), (27, 768176), (36, 576132), (41, 505872), (48, 432099), (54, 384088), (72, 288066), (82, 252936), (108, 192044), (123, 168624), (144, 144033), (164, 126468), (216, 96022), (246, 84312), (328, 63234), (369, 56208), (432, 48011), (492, 42156), (656, 31617), (738, 28104), (984, 21078), (1107, 18736), (1171, 17712), (1476, 14052), (1968, 10539), (2214, 9368), (2342, 8856), (2952, 7026), (3513, 5904), (4428, 4684)]