20199267025

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1892203}}^1$

素因数の和:1892281

約数の個数: 24

約数和(自身を含む): 29094528704

約数和(自身を除く): 8895261679

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 10675, 1892203, 9461015, 13245421, 47305075, 66227105, 115424383, 331135525, 577121915, 807970681, 2885609575, 4039853405, 20199267025]

約数ペア:

[(1, 20199267025), (5, 4039853405), (7, 2885609575), (25, 807970681), (35, 577121915), (61, 331135525), (175, 115424383), (305, 66227105), (427, 47305075), (1525, 13245421), (2135, 9461015), (10675, 1892203)]