20206888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{587}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 40995360

約数和(自身を除く): 20788472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 331, 587, 662, 1174, 1324, 2348, 2648, 4303, 4696, 7631, 8606, 15262, 17212, 30524, 34424, 61048, 194297, 388594, 777188, 1554376, 2525861, 5051722, 10103444, 20206888]

約数ペア:

[(1, 20206888), (2, 10103444), (4, 5051722), (8, 2525861), (13, 1554376), (26, 777188), (52, 388594), (104, 194297), (331, 61048), (587, 34424), (662, 30524), (1174, 17212), (1324, 15262), (2348, 8606), (2648, 7631), (4303, 4696)]