16668564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 42710976

約数和(自身を除く): 26042412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 197, 394, 591, 641, 788, 1182, 1282, 1923, 2167, 2364, 2564, 3846, 4334, 6501, 7051, 7692, 8668, 13002, 14102, 21153, 26004, 28204, 42306, 84612, 126277, 252554, 378831, 505108, 757662, 1389047, 1515324, 2778094, 4167141, 5556188, 8334282, 16668564]

約数ペア:

[(1, 16668564), (2, 8334282), (3, 5556188), (4, 4167141), (6, 2778094), (11, 1515324), (12, 1389047), (22, 757662), (33, 505108), (44, 378831), (66, 252554), (132, 126277), (197, 84612), (394, 42306), (591, 28204), (641, 26004), (788, 21153), (1182, 14102), (1282, 13002), (1923, 8668), (2167, 7692), (2364, 7051), (2564, 6501), (3846, 4334)]