19744730

素因数分解:

$2^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{3221}}^1$

素因数の和:3841

約数の個数: 16

約数和(自身を含む): 35609544

約数和(自身を除く): 15864814

約数列:

[1, 2, 5, 10, 613, 1226, 3065, 3221, 6130, 6442, 16105, 32210, 1974473, 3948946, 9872365, 19744730]

約数ペア:

[(1, 19744730), (2, 9872365), (5, 3948946), (10, 1974473), (613, 32210), (1226, 16105), (3065, 6442), (3221, 6130)]