19968410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25933}}^1$

素因数の和:25958

約数の個数: 32

約数和(自身を含む): 44813952

約数和(自身を除く): 24845542

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25933, 51866, 129665, 181531, 259330, 285263, 363062, 570526, 907655, 1426315, 1815310, 1996841, 2852630, 3993682, 9984205, 19968410]

約数ペア:

[(1, 19968410), (2, 9984205), (5, 3993682), (7, 2852630), (10, 1996841), (11, 1815310), (14, 1426315), (22, 907655), (35, 570526), (55, 363062), (70, 285263), (77, 259330), (110, 181531), (154, 129665), (385, 51866), (770, 25933)]