31531804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20161}}^1$

素因数の和:20205

約数の個数: 24

約数和(自身を含む): 60969888

約数和(自身を除く): 29438084

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 20161, 40322, 80644, 342737, 463703, 685474, 927406, 1370948, 1854812, 7882951, 15765902, 31531804]

約数ペア:

[(1, 31531804), (2, 15765902), (4, 7882951), (17, 1854812), (23, 1370948), (34, 927406), (46, 685474), (68, 463703), (92, 342737), (391, 80644), (782, 40322), (1564, 20161)]