20560852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1697}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 38938536

約数和(自身を除く): 18377684

約数列:

[1, 2, 4, 13, 26, 52, 233, 466, 932, 1697, 3029, 3394, 6058, 6788, 12116, 22061, 44122, 88244, 395401, 790802, 1581604, 5140213, 10280426, 20560852]

約数ペア:

[(1, 20560852), (2, 10280426), (4, 5140213), (13, 1581604), (26, 790802), (52, 395401), (233, 88244), (466, 44122), (932, 22061), (1697, 12116), (3029, 6788), (3394, 6058)]