19624385

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 26174400

約数和(自身を除く): 6550015

約数列:

[1, 5, 11, 55, 121, 163, 199, 605, 815, 995, 1793, 2189, 8965, 10945, 19723, 24079, 32437, 98615, 120395, 162185, 356807, 1784035, 3924877, 19624385]

約数ペア:

[(1, 19624385), (5, 3924877), (11, 1784035), (55, 356807), (121, 162185), (163, 120395), (199, 98615), (605, 32437), (815, 24079), (995, 19723), (1793, 10945), (2189, 8965)]