20572559282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{7559}}^1$

素因数の和:7991

約数の個数: 64

約数和(自身を含む): 37623398400

約数和(自身を除く): 17050839118

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 383, 418, 646, 766, 3553, 4213, 6511, 7106, 7277, 7559, 8426, 13022, 14554, 15118, 71621, 80047, 83149, 123709, 128503, 143242, 143621, 160094, 166298, 247418, 257006, 287242, 1360799, 1413533, 1579831, 2441557, 2721598, 2827066, 2895097, 3159662, 4883114, 5790194, 26857127, 31846067, 49216649, 53714254, 55006843, 63692134, 98433298, 110013686, 541383139, 605075273, 935116331, 1082766278, 1210150546, 1870232662, 10286279641, 20572559282]

約数ペア:

[(1, 20572559282), (2, 10286279641), (11, 1870232662), (17, 1210150546), (19, 1082766278), (22, 935116331), (34, 605075273), (38, 541383139), (187, 110013686), (209, 98433298), (323, 63692134), (374, 55006843), (383, 53714254), (418, 49216649), (646, 31846067), (766, 26857127), (3553, 5790194), (4213, 4883114), (6511, 3159662), (7106, 2895097), (7277, 2827066), (7559, 2721598), (8426, 2441557), (13022, 1579831), (14554, 1413533), (15118, 1360799), (71621, 287242), (80047, 257006), (83149, 247418), (123709, 166298), (128503, 160094), (143242, 143621)]