18538898

素因数分解:

$2^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{1609}}^1$

素因数の和:2441

約数の個数: 16

約数和(自身を含む): 31839360

約数和(自身を除く): 13300462

約数列:

[1, 2, 7, 14, 823, 1609, 1646, 3218, 5761, 11263, 11522, 22526, 1324207, 2648414, 9269449, 18538898]

約数ペア:

[(1, 18538898), (2, 9269449), (7, 2648414), (14, 1324207), (823, 22526), (1609, 11522), (1646, 11263), (3218, 5761)]