8440016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{40577}}^1$

素因数の和:40598

約数の個数: 20

約数和(自身を含む): 17610852

約数和(自身を除く): 9170836

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 40577, 81154, 162308, 324616, 527501, 649232, 1055002, 2110004, 4220008, 8440016]

約数ペア:

[(1, 8440016), (2, 4220008), (4, 2110004), (8, 1055002), (13, 649232), (16, 527501), (26, 324616), (52, 162308), (104, 81154), (208, 40577)]