20849356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{773}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 39919824

約数和(自身を除く): 19070468

約数列:

[1, 2, 4, 11, 22, 44, 613, 773, 1226, 1546, 2452, 3092, 6743, 8503, 13486, 17006, 26972, 34012, 473849, 947698, 1895396, 5212339, 10424678, 20849356]

約数ペア:

[(1, 20849356), (2, 10424678), (4, 5212339), (11, 1895396), (22, 947698), (44, 473849), (613, 34012), (773, 26972), (1226, 17006), (1546, 13486), (2452, 8503), (3092, 6743)]