19497290

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5431}}^1$

素因数の和:5797

約数の個数: 16

約数和(自身を含む): 35199360

約数和(自身を除く): 15702070

約数列:

[1, 2, 5, 10, 359, 718, 1795, 3590, 5431, 10862, 27155, 54310, 1949729, 3899458, 9748645, 19497290]

約数ペア:

[(1, 19497290), (2, 9748645), (5, 3899458), (10, 1949729), (359, 54310), (718, 27155), (1795, 10862), (3590, 5431)]