19502518

素因数分解:

$2^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1471}}^1$

素因数の和:2427

約数の個数: 16

約数和(自身を含む): 33490944

約数和(自身を除く): 13988426

約数列:

[1, 2, 7, 14, 947, 1471, 1894, 2942, 6629, 10297, 13258, 20594, 1393037, 2786074, 9751259, 19502518]

約数ペア:

[(1, 19502518), (2, 9751259), (7, 2786074), (14, 1393037), (947, 20594), (1471, 13258), (1894, 10297), (2942, 6629)]