18885028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1663}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 35223552

約数和(自身を除く): 16338524

約数列:

[1, 2, 4, 17, 34, 68, 167, 334, 668, 1663, 2839, 3326, 5678, 6652, 11356, 28271, 56542, 113084, 277721, 555442, 1110884, 4721257, 9442514, 18885028]

約数ペア:

[(1, 18885028), (2, 9442514), (4, 4721257), (17, 1110884), (34, 555442), (68, 277721), (167, 113084), (334, 56542), (668, 28271), (1663, 11356), (2839, 6652), (3326, 5678)]