20542324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 43001280

約数和(自身を除く): 22458956

約数列:

[1, 2, 4, 11, 17, 22, 29, 34, 44, 58, 68, 116, 187, 319, 374, 493, 638, 748, 947, 986, 1276, 1894, 1972, 3788, 5423, 10417, 10846, 16099, 20834, 21692, 27463, 32198, 41668, 54926, 64396, 109852, 177089, 302093, 354178, 466871, 604186, 708356, 933742, 1208372, 1867484, 5135581, 10271162, 20542324]

約数ペア:

[(1, 20542324), (2, 10271162), (4, 5135581), (11, 1867484), (17, 1208372), (22, 933742), (29, 708356), (34, 604186), (44, 466871), (58, 354178), (68, 302093), (116, 177089), (187, 109852), (319, 64396), (374, 54926), (493, 41668), (638, 32198), (748, 27463), (947, 21692), (986, 20834), (1276, 16099), (1894, 10846), (1972, 10417), (3788, 5423)]