17871412

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{26437}}^1$

素因数の和:26467

約数の個数: 18

約数和(自身を含む): 33867078

約数和(自身を除く): 15995666

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 26437, 52874, 105748, 343681, 687362, 1374724, 4467853, 8935706, 17871412]

約数ペア:

[(1, 17871412), (2, 8935706), (4, 4467853), (13, 1374724), (26, 687362), (52, 343681), (169, 105748), (338, 52874), (676, 26437)]