20576072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3203}}^1$

素因数の和:3293

約数の個数: 32

約数和(自身を含む): 42677280

約数和(自身を除く): 22101208

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3203, 3212, 6406, 6424, 12812, 25624, 35233, 70466, 140932, 233819, 281864, 467638, 935276, 1870552, 2572009, 5144018, 10288036, 20576072]

約数ペア:

[(1, 20576072), (2, 10288036), (4, 5144018), (8, 2572009), (11, 1870552), (22, 935276), (44, 467638), (73, 281864), (88, 233819), (146, 140932), (292, 70466), (584, 35233), (803, 25624), (1606, 12812), (3203, 6424), (3212, 6406)]