18790172

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{1223}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 34546176

約数和(自身を除く): 15756004

約数列:

[1, 2, 4, 23, 46, 92, 167, 334, 668, 1223, 2446, 3841, 4892, 7682, 15364, 28129, 56258, 112516, 204241, 408482, 816964, 4697543, 9395086, 18790172]

約数ペア:

[(1, 18790172), (2, 9395086), (4, 4697543), (23, 816964), (46, 408482), (92, 204241), (167, 112516), (334, 56258), (668, 28129), (1223, 15364), (2446, 7682), (3841, 4892)]