20130884

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{353}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 36129240

約数和(自身を除く): 15998356

約数列:

[1, 2, 4, 53, 106, 212, 269, 353, 538, 706, 1076, 1412, 14257, 18709, 28514, 37418, 57028, 74836, 94957, 189914, 379828, 5032721, 10065442, 20130884]

約数ペア:

[(1, 20130884), (2, 10065442), (4, 5032721), (53, 379828), (106, 189914), (212, 94957), (269, 74836), (353, 57028), (538, 37418), (706, 28514), (1076, 18709), (1412, 14257)]