18565998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 22802322

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 121, 214, 239, 242, 321, 363, 478, 642, 717, 726, 1177, 1434, 2354, 2629, 3531, 5258, 7062, 7887, 12947, 15774, 25573, 25894, 28919, 38841, 51146, 57838, 76719, 77682, 86757, 153438, 173514, 281303, 562606, 843909, 1687818, 3094333, 6188666, 9282999, 18565998]

約数ペア:

[(1, 18565998), (2, 9282999), (3, 6188666), (6, 3094333), (11, 1687818), (22, 843909), (33, 562606), (66, 281303), (107, 173514), (121, 153438), (214, 86757), (239, 77682), (242, 76719), (321, 57838), (363, 51146), (478, 38841), (642, 28919), (717, 25894), (726, 25573), (1177, 15774), (1434, 12947), (2354, 7887), (2629, 7062), (3531, 5258)]