20342948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13007}}^1$

素因数の和:13051

約数の個数: 24

約数和(自身を含む): 39336192

約数和(自身を除く): 18993244

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13007, 26014, 52028, 221119, 299161, 442238, 598322, 884476, 1196644, 5085737, 10171474, 20342948]

約数ペア:

[(1, 20342948), (2, 10171474), (4, 5085737), (17, 1196644), (23, 884476), (34, 598322), (46, 442238), (68, 299161), (92, 221119), (391, 52028), (782, 26014), (1564, 13007)]