18915292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18691}}^1$

素因数の和:18729

約数の個数: 24

約数和(自身を含む): 37683072

約数和(自身を除く): 18767780

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 18691, 37382, 74764, 205601, 411202, 429893, 822404, 859786, 1719572, 4728823, 9457646, 18915292]

約数ペア:

[(1, 18915292), (2, 9457646), (4, 4728823), (11, 1719572), (22, 859786), (23, 822404), (44, 429893), (46, 411202), (92, 205601), (253, 74764), (506, 37382), (1012, 18691)]