20165741918

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17354339}}^1$

素因数の和:17354431

約数の個数: 16

約数和(自身を含む): 34986349440

約数和(自身を除く): 14820607522

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 17354339, 34708678, 121480373, 242960746, 1440410137, 2880820274, 10082870959, 20165741918]

約数ペア:

[(1, 20165741918), (2, 10082870959), (7, 2880820274), (14, 1440410137), (83, 242960746), (166, 121480373), (581, 34708678), (1162, 17354339)]