19700170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281431}}^1$

素因数の和:281445

約数の個数: 16

約数和(自身を含む): 40526208

約数和(自身を除く): 20826038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281431, 562862, 1407155, 1970017, 2814310, 3940034, 9850085, 19700170]

約数ペア:

[(1, 19700170), (2, 9850085), (5, 3940034), (7, 2814310), (10, 1970017), (14, 1407155), (35, 562862), (70, 281431)]