19553030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{279329}}^1$

素因数の和:279343

約数の個数: 16

約数和(自身を含む): 40223520

約数和(自身を除く): 20670490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 279329, 558658, 1396645, 1955303, 2793290, 3910606, 9776515, 19553030]

約数ペア:

[(1, 19553030), (2, 9776515), (5, 3910606), (7, 2793290), (10, 1955303), (14, 1396645), (35, 558658), (70, 279329)]