2871856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{13807}}^1$

素因数の和:13828

約数の個数: 20

約数和(自身を含む): 5992672

約数和(自身を除く): 3120816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 13807, 27614, 55228, 110456, 179491, 220912, 358982, 717964, 1435928, 2871856]

約数ペア:

[(1, 2871856), (2, 1435928), (4, 717964), (8, 358982), (13, 220912), (16, 179491), (26, 110456), (52, 55228), (104, 27614), (208, 13807)]