626763638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{31981}}^1$

素因数の和:32263

約数の個数: 16

約数和(自身を含む): 967135680

約数和(自身を除く): 340372042

約数列:

[1, 2, 41, 82, 239, 478, 9799, 19598, 31981, 63962, 1311221, 2622442, 7643459, 15286918, 313381819, 626763638]

約数ペア:

[(1, 626763638), (2, 313381819), (41, 15286918), (82, 7643459), (239, 2622442), (478, 1311221), (9799, 63962), (19598, 31981)]