20219812436

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{953}}^1\times {\mathrm{72661}}^1$

素因数の和:73691

約数の個数: 24

約数和(自身を含む): 35907525864

約数和(自身を除く): 15687713428

約数列:

[1, 2, 4, 73, 146, 292, 953, 1906, 3812, 69569, 72661, 139138, 145322, 278276, 290644, 5304253, 10608506, 21217012, 69245933, 138491866, 276983732, 5054953109, 10109906218, 20219812436]

約数ペア:

[(1, 20219812436), (2, 10109906218), (4, 5054953109), (73, 276983732), (146, 138491866), (292, 69245933), (953, 21217012), (1906, 10608506), (3812, 5304253), (69569, 290644), (72661, 278276), (139138, 145322)]