19401051782

素因数分解:

$2^1\times 7^1\times {\mathrm{19751}}^1\times {\mathrm{70163}}^1$

素因数の和:89923

約数の個数: 16

約数和(自身を含む): 33261103872

約数和(自身を除く): 13860052090

約数列:

[1, 2, 7, 14, 19751, 39502, 70163, 138257, 140326, 276514, 491141, 982282, 1385789413, 2771578826, 9700525891, 19401051782]

約数ペア:

[(1, 19401051782), (2, 9700525891), (7, 2771578826), (14, 1385789413), (19751, 982282), (39502, 491141), (70163, 276514), (138257, 140326)]