19896170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{284231}}^1$

素因数の和:284245

約数の個数: 16

約数和(自身を含む): 40929408

約数和(自身を除く): 21033238

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 284231, 568462, 1421155, 1989617, 2842310, 3979234, 9948085, 19896170]

約数ペア:

[(1, 19896170), (2, 9948085), (5, 3979234), (7, 2842310), (10, 1989617), (14, 1421155), (35, 568462), (70, 284231)]