20932488

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{947}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 56936880

約数和(自身を除く): 36004392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 921, 947, 1228, 1842, 1894, 2456, 2763, 2841, 3684, 3788, 5526, 5682, 7368, 7576, 8523, 11052, 11364, 17046, 22104, 22728, 34092, 68184, 290729, 581458, 872187, 1162916, 1744374, 2325832, 2616561, 3488748, 5233122, 6977496, 10466244, 20932488]

約数ペア:

[(1, 20932488), (2, 10466244), (3, 6977496), (4, 5233122), (6, 3488748), (8, 2616561), (9, 2325832), (12, 1744374), (18, 1162916), (24, 872187), (36, 581458), (72, 290729), (307, 68184), (614, 34092), (921, 22728), (947, 22104), (1228, 17046), (1842, 11364), (1894, 11052), (2456, 8523), (2763, 7576), (2841, 7368), (3684, 5682), (3788, 5526)]