18945710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{270653}}^1$

素因数の和:270667

約数の個数: 16

約数和(自身を含む): 38974176

約数和(自身を除く): 20028466

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 270653, 541306, 1353265, 1894571, 2706530, 3789142, 9472855, 18945710]

約数ペア:

[(1, 18945710), (2, 9472855), (5, 3789142), (7, 2706530), (10, 1894571), (14, 1353265), (35, 541306), (70, 270653)]