18128852

素因数分解:

$2^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{3877}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 36484224

約数和(自身を除く): 18355372

約数列:

[1, 2, 4, 7, 14, 28, 167, 334, 668, 1169, 2338, 3877, 4676, 7754, 15508, 27139, 54278, 108556, 647459, 1294918, 2589836, 4532213, 9064426, 18128852]

約数ペア:

[(1, 18128852), (2, 9064426), (4, 4532213), (7, 2589836), (14, 1294918), (28, 647459), (167, 108556), (334, 54278), (668, 27139), (1169, 15508), (2338, 7754), (3877, 4676)]