18687870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{207643}}^1$

素因数の和:207656

約数の個数: 24

約数和(自身を含む): 48588696

約数和(自身を除く): 29900826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 207643, 415286, 622929, 1038215, 1245858, 1868787, 2076430, 3114645, 3737574, 6229290, 9343935, 18687870]

約数ペア:

[(1, 18687870), (2, 9343935), (3, 6229290), (5, 3737574), (6, 3114645), (9, 2076430), (10, 1868787), (15, 1245858), (18, 1038215), (30, 622929), (45, 415286), (90, 207643)]