2080206544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{10000993}}^1$

素因数の和:10001014

約数の個数: 20

約数和(自身を含む): 4340431396

約数和(自身を除く): 2260224852

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 10000993, 20001986, 40003972, 80007944, 130012909, 160015888, 260025818, 520051636, 1040103272, 2080206544]

約数ペア:

[(1, 2080206544), (2, 1040103272), (4, 520051636), (8, 260025818), (13, 160015888), (16, 130012909), (26, 80007944), (52, 40003972), (104, 20001986), (208, 10000993)]