20291328

素因数分解:

$2^8\times 3^2\times {\mathrm{8807}}^1$

素因数の和:8829

約数の個数: 54

約数和(自身を含む): 58511544

約数和(自身を除く): 38220216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 8807, 17614, 26421, 35228, 52842, 70456, 79263, 105684, 140912, 158526, 211368, 281824, 317052, 422736, 563648, 634104, 845472, 1127296, 1268208, 1690944, 2254592, 2536416, 3381888, 5072832, 6763776, 10145664, 20291328]

約数ペア:

[(1, 20291328), (2, 10145664), (3, 6763776), (4, 5072832), (6, 3381888), (8, 2536416), (9, 2254592), (12, 1690944), (16, 1268208), (18, 1127296), (24, 845472), (32, 634104), (36, 563648), (48, 422736), (64, 317052), (72, 281824), (96, 211368), (128, 158526), (144, 140912), (192, 105684), (256, 79263), (288, 70456), (384, 52842), (576, 35228), (768, 26421), (1152, 17614), (2304, 8807)]