20529948

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 51123744

約数和(自身を除く): 30593796

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 157, 204, 314, 471, 628, 641, 942, 1282, 1884, 1923, 2564, 2669, 3846, 5338, 7692, 8007, 10676, 10897, 16014, 21794, 32028, 32691, 43588, 65382, 100637, 130764, 201274, 301911, 402548, 603822, 1207644, 1710829, 3421658, 5132487, 6843316, 10264974, 20529948]

約数ペア:

[(1, 20529948), (2, 10264974), (3, 6843316), (4, 5132487), (6, 3421658), (12, 1710829), (17, 1207644), (34, 603822), (51, 402548), (68, 301911), (102, 201274), (157, 130764), (204, 100637), (314, 65382), (471, 43588), (628, 32691), (641, 32028), (942, 21794), (1282, 16014), (1884, 10897), (1923, 10676), (2564, 8007), (2669, 7692), (3846, 5338)]