20268936

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1429}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 55212300

約数和(自身を除く): 34943364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1429, 1576, 1773, 2364, 2858, 3546, 4287, 4728, 5716, 7092, 8574, 11432, 12861, 14184, 17148, 25722, 34296, 51444, 102888, 281513, 563026, 844539, 1126052, 1689078, 2252104, 2533617, 3378156, 5067234, 6756312, 10134468, 20268936]

約数ペア:

[(1, 20268936), (2, 10134468), (3, 6756312), (4, 5067234), (6, 3378156), (8, 2533617), (9, 2252104), (12, 1689078), (18, 1126052), (24, 844539), (36, 563026), (72, 281513), (197, 102888), (394, 51444), (591, 34296), (788, 25722), (1182, 17148), (1429, 14184), (1576, 12861), (1773, 11432), (2364, 8574), (2858, 7092), (3546, 5716), (4287, 4728)]