20975856

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{39727}}^1$

素因数の和:39749

約数の個数: 40

約数和(自身を含む): 59115264

約数和(自身を除く): 38139408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 39727, 79454, 119181, 158908, 238362, 317816, 436997, 476724, 635632, 873994, 953448, 1310991, 1747988, 1906896, 2621982, 3495976, 5243964, 6991952, 10487928, 20975856]

約数ペア:

[(1, 20975856), (2, 10487928), (3, 6991952), (4, 5243964), (6, 3495976), (8, 2621982), (11, 1906896), (12, 1747988), (16, 1310991), (22, 953448), (24, 873994), (33, 635632), (44, 476724), (48, 436997), (66, 317816), (88, 238362), (132, 158908), (176, 119181), (264, 79454), (528, 39727)]