20804964394456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{731950619}}^1$

素因数の和:731950672

約数の個数: 64

約数和(自身を含む): 47430400176000

約数和(自身を除く): 26625435781544

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1496, 1672, 2584, 3553, 7106, 14212, 28424, 731950619, 1463901238, 2927802476, 5855604952, 8051456809, 12443160523, 13907061761, 16102913618, 24886321046, 27814123522, 32205827236, 49772642092, 55628247044, 64411654472, 99545284184, 111256494088, 136874765753, 152977679371, 236420049937, 273749531506, 305955358742, 472840099874, 547499063012, 611910717484, 945680199748, 1094998126024, 1223821434968, 1891360399496, 2600620549307, 5201241098614, 10402482197228, 20804964394456]

約数ペア:

[(1, 20804964394456), (2, 10402482197228), (4, 5201241098614), (8, 2600620549307), (11, 1891360399496), (17, 1223821434968), (19, 1094998126024), (22, 945680199748), (34, 611910717484), (38, 547499063012), (44, 472840099874), (68, 305955358742), (76, 273749531506), (88, 236420049937), (136, 152977679371), (152, 136874765753), (187, 111256494088), (209, 99545284184), (323, 64411654472), (374, 55628247044), (418, 49772642092), (646, 32205827236), (748, 27814123522), (836, 24886321046), (1292, 16102913618), (1496, 13907061761), (1672, 12443160523), (2584, 8051456809), (3553, 5855604952), (7106, 2927802476), (14212, 1463901238), (28424, 731950619)]