20161893488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{11897}}^1\times {\mathrm{9629}}^1$

素因数の和:21545

約数の個数: 40

約数和(自身を含む): 42622919280

約数和(自身を除く): 22461025792

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 9629, 11897, 19258, 23794, 38516, 47588, 77032, 95176, 105919, 130867, 154064, 190352, 211838, 261734, 423676, 523468, 847352, 1046936, 1694704, 2093872, 114556213, 229112426, 458224852, 916449704, 1260118343, 1832899408, 2520236686, 5040473372, 10080946744, 20161893488]

約数ペア:

[(1, 20161893488), (2, 10080946744), (4, 5040473372), (8, 2520236686), (11, 1832899408), (16, 1260118343), (22, 916449704), (44, 458224852), (88, 229112426), (176, 114556213), (9629, 2093872), (11897, 1694704), (19258, 1046936), (23794, 847352), (38516, 523468), (47588, 423676), (77032, 261734), (95176, 211838), (105919, 190352), (130867, 154064)]