20161968424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1949}}^1\times {\mathrm{99469}}^1$

素因数の和:101437

約数の個数: 32

約数和(自身を含む): 40732965000

約数和(自身を除く): 20570996576

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1949, 3898, 7796, 15592, 25337, 50674, 99469, 101348, 198938, 202696, 397876, 795752, 1293097, 2586194, 5172388, 10344776, 193865081, 387730162, 775460324, 1550920648, 2520246053, 5040492106, 10080984212, 20161968424]

約数ペア:

[(1, 20161968424), (2, 10080984212), (4, 5040492106), (8, 2520246053), (13, 1550920648), (26, 775460324), (52, 387730162), (104, 193865081), (1949, 10344776), (3898, 5172388), (7796, 2586194), (15592, 1293097), (25337, 795752), (50674, 397876), (99469, 202696), (101348, 198938)]