20201258

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2791}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 38596608

約数和(自身を除く): 18395350

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 2791, 3619, 5582, 7238, 19537, 30701, 39074, 61402, 131177, 214907, 262354, 429814, 918239, 1442947, 1836478, 2885894, 10100629, 20201258]

約数ペア:

[(1, 20201258), (2, 10100629), (7, 2885894), (11, 1836478), (14, 1442947), (22, 918239), (47, 429814), (77, 262354), (94, 214907), (154, 131177), (329, 61402), (517, 39074), (658, 30701), (1034, 19537), (2791, 7238), (3619, 5582)]