20809929426

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{782387}}^1$

素因数の和:782447

約数の個数: 64

約数和(自身を含む): 50473414656

約数和(自身を除く): 29663485230

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 806, 858, 1023, 1209, 2046, 2418, 4433, 8866, 13299, 26598, 782387, 1564774, 2347161, 4694322, 8606257, 10171031, 17212514, 20342062, 24253997, 25818771, 30513093, 48507994, 51637542, 61026186, 72761991, 111881341, 145523982, 223762682, 266793967, 315301961, 335644023, 533587934, 630603922, 671288046, 800381901, 945905883, 1600763802, 1891811766, 3468321571, 6936643142, 10404964713, 20809929426]

約数ペア:

[(1, 20809929426), (2, 10404964713), (3, 6936643142), (6, 3468321571), (11, 1891811766), (13, 1600763802), (22, 945905883), (26, 800381901), (31, 671288046), (33, 630603922), (39, 533587934), (62, 335644023), (66, 315301961), (78, 266793967), (93, 223762682), (143, 145523982), (186, 111881341), (286, 72761991), (341, 61026186), (403, 51637542), (429, 48507994), (682, 30513093), (806, 25818771), (858, 24253997), (1023, 20342062), (1209, 17212514), (2046, 10171031), (2418, 8606257), (4433, 4694322), (8866, 2347161), (13299, 1564774), (26598, 782387)]