20516298

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2269}}^1$

素因数の和:2422

約数の個数: 32

約数和(自身を含む): 45109440

約数和(自身を除く): 24593142

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 137, 274, 411, 822, 1507, 2269, 3014, 4521, 4538, 6807, 9042, 13614, 24959, 49918, 74877, 149754, 310853, 621706, 932559, 1865118, 3419383, 6838766, 10258149, 20516298]

約数ペア:

[(1, 20516298), (2, 10258149), (3, 6838766), (6, 3419383), (11, 1865118), (22, 932559), (33, 621706), (66, 310853), (137, 149754), (274, 74877), (411, 49918), (822, 24959), (1507, 13614), (2269, 9042), (3014, 6807), (4521, 4538)]