19397697

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 30357504

約数和(自身を除く): 10959807

約数列:

[1, 3, 11, 17, 33, 51, 71, 187, 213, 487, 561, 781, 1207, 1461, 2343, 3621, 5357, 8279, 13277, 16071, 24837, 34577, 39831, 91069, 103731, 273207, 380347, 587809, 1141041, 1763427, 6465899, 19397697]

約数ペア:

[(1, 19397697), (3, 6465899), (11, 1763427), (17, 1141041), (33, 587809), (51, 380347), (71, 273207), (187, 103731), (213, 91069), (487, 39831), (561, 34577), (781, 24837), (1207, 16071), (1461, 13277), (2343, 8279), (3621, 5357)]