20138057248

素因数分解:

$2^5\times {\mathrm{41}}^2\times {\mathrm{113}}^1\times {\mathrm{3313}}^1$

素因数の和:3518

約数の個数: 72

約数和(自身を含む): 41009378004

約数和(自身を除く): 20871320756

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 113, 164, 226, 328, 452, 656, 904, 1312, 1681, 1808, 3313, 3362, 3616, 4633, 6626, 6724, 9266, 13252, 13448, 18532, 26504, 26896, 37064, 53008, 53792, 74128, 106016, 135833, 148256, 189953, 271666, 374369, 379906, 543332, 748738, 759812, 1086664, 1497476, 1519624, 2173328, 2994952, 3039248, 4346656, 5569153, 5989904, 6078496, 11138306, 11979808, 15349129, 22276612, 30698258, 44553224, 61396516, 89106448, 122793032, 178212896, 245586064, 491172128, 629314289, 1258628578, 2517257156, 5034514312, 10069028624, 20138057248]

約数ペア:

[(1, 20138057248), (2, 10069028624), (4, 5034514312), (8, 2517257156), (16, 1258628578), (32, 629314289), (41, 491172128), (82, 245586064), (113, 178212896), (164, 122793032), (226, 89106448), (328, 61396516), (452, 44553224), (656, 30698258), (904, 22276612), (1312, 15349129), (1681, 11979808), (1808, 11138306), (3313, 6078496), (3362, 5989904), (3616, 5569153), (4633, 4346656), (6626, 3039248), (6724, 2994952), (9266, 2173328), (13252, 1519624), (13448, 1497476), (18532, 1086664), (26504, 759812), (26896, 748738), (37064, 543332), (53008, 379906), (53792, 374369), (74128, 271666), (106016, 189953), (135833, 148256)]