18878103

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{6299}}^1$

素因数の和:6348

約数の個数: 20

約数和(自身を含む): 28967400

約数和(自身を除く): 10089297

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 6299, 18897, 56691, 170073, 233063, 510219, 699189, 2097567, 6292701, 18878103]

約数ペア:

[(1, 18878103), (3, 6292701), (9, 2097567), (27, 699189), (37, 510219), (81, 233063), (111, 170073), (333, 56691), (999, 18897), (2997, 6299)]