18273140

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5471}}^1$

素因数の和:5647

約数の個数: 24

約数和(自身を含む): 38610432

約数和(自身を除く): 20337292

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 5471, 10942, 21884, 27355, 54710, 109420, 913657, 1827314, 3654628, 4568285, 9136570, 18273140]

約数ペア:

[(1, 18273140), (2, 9136570), (4, 4568285), (5, 3654628), (10, 1827314), (20, 913657), (167, 109420), (334, 54710), (668, 27355), (835, 21884), (1670, 10942), (3340, 5471)]