20197675773

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{290209}}^1$

素因数の和:290282

約数の個数: 48

約数和(自身を含む): 34407297600

約数和(自身を除く): 14209621827

約数列:

[1, 3, 9, 11, 19, 33, 37, 57, 99, 111, 171, 209, 333, 407, 627, 703, 1221, 1881, 2109, 3663, 6327, 7733, 23199, 69597, 290209, 870627, 2611881, 3192299, 5513971, 9576897, 10737733, 16541913, 28730691, 32213199, 49625739, 60653681, 96639597, 118115063, 181961043, 204016927, 354345189, 545883129, 612050781, 1063035567, 1836152343, 2244186197, 6732558591, 20197675773]

約数ペア:

[(1, 20197675773), (3, 6732558591), (9, 2244186197), (11, 1836152343), (19, 1063035567), (33, 612050781), (37, 545883129), (57, 354345189), (99, 204016927), (111, 181961043), (171, 118115063), (209, 96639597), (333, 60653681), (407, 49625739), (627, 32213199), (703, 28730691), (1221, 16541913), (1881, 10737733), (2109, 9576897), (3663, 5513971), (6327, 3192299), (7733, 2611881), (23199, 870627), (69597, 290209)]