19514090

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4007}}^1$

素因数の和:4501

約数の個数: 16

約数和(自身を含む): 35206272

約数和(自身を除く): 15692182

約数列:

[1, 2, 5, 10, 487, 974, 2435, 4007, 4870, 8014, 20035, 40070, 1951409, 3902818, 9757045, 19514090]

約数ペア:

[(1, 19514090), (2, 9757045), (5, 3902818), (10, 1951409), (487, 40070), (974, 20035), (2435, 8014), (4007, 4870)]