20409906

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{309241}}^1$

素因数の和:309257

約数の個数: 16

約数和(自身を含む): 44530848

約数和(自身を除く): 24120942

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 309241, 618482, 927723, 1855446, 3401651, 6803302, 10204953, 20409906]

約数ペア:

[(1, 20409906), (2, 10204953), (3, 6803302), (6, 3401651), (11, 1855446), (22, 927723), (33, 618482), (66, 309241)]