19291290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643043}}^1$

素因数の和:643053

約数の個数: 16

約数和(自身を含む): 46299168

約数和(自身を除く): 27007878

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643043, 1286086, 1929129, 3215215, 3858258, 6430430, 9645645, 19291290]

約数ペア:

[(1, 19291290), (2, 9645645), (3, 6430430), (5, 3858258), (6, 3215215), (10, 1929129), (15, 1286086), (30, 643043)]