19005390107

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{1787}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 21883060224

約数和(自身を除く): 2877670117

約数列:

[1, 11, 23, 127, 253, 331, 1397, 1787, 2921, 3641, 7613, 19657, 32131, 41101, 42037, 83743, 226949, 452111, 462407, 591497, 966851, 2496439, 5219827, 6506467, 10635361, 13604431, 57418097, 75120119, 149648741, 826321309, 1727762737, 19005390107]

約数ペア:

[(1, 19005390107), (11, 1727762737), (23, 826321309), (127, 149648741), (253, 75120119), (331, 57418097), (1397, 13604431), (1787, 10635361), (2921, 6506467), (3641, 5219827), (7613, 2496439), (19657, 966851), (32131, 591497), (41101, 462407), (42037, 452111), (83743, 226949)]