19278424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3001}}^1$

素因数の和:3091

約数の個数: 32

約数和(自身を含む): 39986640

約数和(自身を除く): 20708216

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3001, 3212, 6002, 6424, 12004, 24008, 33011, 66022, 132044, 219073, 264088, 438146, 876292, 1752584, 2409803, 4819606, 9639212, 19278424]

約数ペア:

[(1, 19278424), (2, 9639212), (4, 4819606), (8, 2409803), (11, 1752584), (22, 876292), (44, 438146), (73, 264088), (88, 219073), (146, 132044), (292, 66022), (584, 33011), (803, 24008), (1606, 12004), (3001, 6424), (3212, 6002)]