20196775616

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{2270321}}^1$

素因数の和:2270472

約数の個数: 28

約数和(自身を含む): 40366325160

約数和(自身を除く): 20169549544

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 2270321, 4540642, 9081284, 18162568, 36325136, 72650272, 145300544, 315574619, 631149238, 1262298476, 2524596952, 5049193904, 10098387808, 20196775616]

約数ペア:

[(1, 20196775616), (2, 10098387808), (4, 5049193904), (8, 2524596952), (16, 1262298476), (32, 631149238), (64, 315574619), (139, 145300544), (278, 72650272), (556, 36325136), (1112, 18162568), (2224, 9081284), (4448, 4540642), (8896, 2270321)]