4228016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{20327}}^1$

素因数の和:20348

約数の個数: 20

約数和(自身を含む): 8822352

約数和(自身を除く): 4594336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 20327, 40654, 81308, 162616, 264251, 325232, 528502, 1057004, 2114008, 4228016]

約数ペア:

[(1, 4228016), (2, 2114008), (4, 1057004), (8, 528502), (13, 325232), (16, 264251), (26, 162616), (52, 81308), (104, 40654), (208, 20327)]