19556488

素因数分解:

$2^3\times 7^3\times {\mathrm{7127}}^1$

素因数の和:7154

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 23211512

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 7127, 14254, 28508, 49889, 57016, 99778, 199556, 349223, 399112, 698446, 1396892, 2444561, 2793784, 4889122, 9778244, 19556488]

約数ペア:

[(1, 19556488), (2, 9778244), (4, 4889122), (7, 2793784), (8, 2444561), (14, 1396892), (28, 698446), (49, 399112), (56, 349223), (98, 199556), (196, 99778), (343, 57016), (392, 49889), (686, 28508), (1372, 14254), (2744, 7127)]