18475359

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{4421}}^1$

素因数の和:4630

約数の個数: 16

約数和(自身を含む): 28300800

約数和(自身を除く): 9825441

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 4421, 13263, 30947, 92841, 879779, 2639337, 6158453, 18475359]

約数ペア:

[(1, 18475359), (3, 6158453), (7, 2639337), (21, 879779), (199, 92841), (597, 30947), (1393, 13263), (4179, 4421)]