18918774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2833}}^1$

素因数の和:2901

約数の個数: 48

約数和(自身を含む): 47747232

約数和(自身を除く): 28828458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 2833, 3339, 5666, 6678, 8499, 16998, 19831, 25497, 39662, 50994, 59493, 118986, 150149, 178479, 300298, 356958, 450447, 900894, 1051043, 1351341, 2102086, 2702682, 3153129, 6306258, 9459387, 18918774]

約数ペア:

[(1, 18918774), (2, 9459387), (3, 6306258), (6, 3153129), (7, 2702682), (9, 2102086), (14, 1351341), (18, 1051043), (21, 900894), (42, 450447), (53, 356958), (63, 300298), (106, 178479), (126, 150149), (159, 118986), (318, 59493), (371, 50994), (477, 39662), (742, 25497), (954, 19831), (1113, 16998), (2226, 8499), (2833, 6678), (3339, 5666)]