66562288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{320011}}^1$

素因数の和:320032

約数の個数: 20

約数和(自身を含む): 138885208

約数和(自身を除く): 72322920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 320011, 640022, 1280044, 2560088, 4160143, 5120176, 8320286, 16640572, 33281144, 66562288]

約数ペア:

[(1, 66562288), (2, 33281144), (4, 16640572), (8, 8320286), (13, 5120176), (16, 4160143), (26, 2560088), (52, 1280044), (104, 640022), (208, 320011)]