18928042

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43613}}^1$

素因数の和:43653

約数の個数: 16

約数和(自身を含む): 33495552

約数和(自身を除く): 14567510

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 43613, 87226, 305291, 610582, 1352003, 2704006, 9464021, 18928042]

約数ペア:

[(1, 18928042), (2, 9464021), (7, 2704006), (14, 1352003), (31, 610582), (62, 305291), (217, 87226), (434, 43613)]