208079728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{764999}}^1$

素因数の和:765024

約数の個数: 20

約数和(自身を含む): 426870000

約数和(自身を除く): 218790272

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 764999, 1529998, 3059996, 6119992, 12239984, 13004983, 26009966, 52019932, 104039864, 208079728]

約数ペア:

[(1, 208079728), (2, 104039864), (4, 52019932), (8, 26009966), (16, 13004983), (17, 12239984), (34, 6119992), (68, 3059996), (136, 1529998), (272, 764999)]