19556672

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 56

約数和(自身を含む): 41285160

約数和(自身を除く): 21728488

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 82, 116, 164, 232, 257, 328, 464, 514, 656, 928, 1028, 1189, 1312, 1856, 2056, 2378, 2624, 4112, 4756, 7453, 8224, 9512, 10537, 14906, 16448, 19024, 21074, 29812, 38048, 42148, 59624, 76096, 84296, 119248, 168592, 238496, 305573, 337184, 476992, 611146, 674368, 1222292, 2444584, 4889168, 9778336, 19556672]

約数ペア:

[(1, 19556672), (2, 9778336), (4, 4889168), (8, 2444584), (16, 1222292), (29, 674368), (32, 611146), (41, 476992), (58, 337184), (64, 305573), (82, 238496), (116, 168592), (164, 119248), (232, 84296), (257, 76096), (328, 59624), (464, 42148), (514, 38048), (656, 29812), (928, 21074), (1028, 19024), (1189, 16448), (1312, 14906), (1856, 10537), (2056, 9512), (2378, 8224), (2624, 7453), (4112, 4756)]