388686818

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{577}}^1\times {\mathrm{1993}}^1$

素因数の和:2598

約数の個数: 24

約数和(自身を含む): 632740068

約数和(自身を除く): 244053250

約数列:

[1, 2, 13, 26, 169, 338, 577, 1154, 1993, 3986, 7501, 15002, 25909, 51818, 97513, 195026, 336817, 673634, 1149961, 2299922, 14949493, 29898986, 194343409, 388686818]

約数ペア:

[(1, 388686818), (2, 194343409), (13, 29898986), (26, 14949493), (169, 2299922), (338, 1149961), (577, 673634), (1154, 336817), (1993, 195026), (3986, 97513), (7501, 51818), (15002, 25909)]