20118864

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10223}}^1$

素因数の和:10275

約数の個数: 40

約数和(自身を含む): 53246592

約数和(自身を除く): 33127728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10223, 20446, 30669, 40892, 61338, 81784, 122676, 163568, 245352, 419143, 490704, 838286, 1257429, 1676572, 2514858, 3353144, 5029716, 6706288, 10059432, 20118864]

約数ペア:

[(1, 20118864), (2, 10059432), (3, 6706288), (4, 5029716), (6, 3353144), (8, 2514858), (12, 1676572), (16, 1257429), (24, 838286), (41, 490704), (48, 419143), (82, 245352), (123, 163568), (164, 122676), (246, 81784), (328, 61338), (492, 40892), (656, 30669), (984, 20446), (1968, 10223)]