18419030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263129}}^1$

素因数の和:263143

約数の個数: 16

約数和(自身を含む): 37890720

約数和(自身を除く): 19471690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263129, 526258, 1315645, 1841903, 2631290, 3683806, 9209515, 18419030]

約数ペア:

[(1, 18419030), (2, 9209515), (5, 3683806), (7, 2631290), (10, 1841903), (14, 1315645), (35, 526258), (70, 263129)]