20980212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{158941}}^1$

素因数の和:158959

約数の個数: 24

約数和(自身を含む): 53404512

約数和(自身を除く): 32424300

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 158941, 317882, 476823, 635764, 953646, 1748351, 1907292, 3496702, 5245053, 6993404, 10490106, 20980212]

約数ペア:

[(1, 20980212), (2, 10490106), (3, 6993404), (4, 5245053), (6, 3496702), (11, 1907292), (12, 1748351), (22, 953646), (33, 635764), (44, 476823), (66, 317882), (132, 158941)]