7787728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37441}}^1$

素因数の和:37462

約数の個数: 20

約数和(自身を含む): 16249828

約数和(自身を除く): 8462100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 37441, 74882, 149764, 299528, 486733, 599056, 973466, 1946932, 3893864, 7787728]

約数ペア:

[(1, 7787728), (2, 3893864), (4, 1946932), (8, 973466), (13, 599056), (16, 486733), (26, 299528), (52, 149764), (104, 74882), (208, 37441)]