2181828656

素因数分解:

$2^4\times 7^1\times {\mathrm{19480613}}^1$

素因数の和:19480628

約数の個数: 20

約数和(自身を含む): 4831192272

約数和(自身を除く): 2649363616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 19480613, 38961226, 77922452, 136364291, 155844904, 272728582, 311689808, 545457164, 1090914328, 2181828656]

約数ペア:

[(1, 2181828656), (2, 1090914328), (4, 545457164), (7, 311689808), (8, 272728582), (14, 155844904), (16, 136364291), (28, 77922452), (56, 38961226), (112, 19480613)]