19060731

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 29283840

約数和(自身を除く): 10223109

約数列:

[1, 3, 9, 27, 61, 71, 163, 183, 213, 489, 549, 639, 1467, 1647, 1917, 4331, 4401, 9943, 11573, 12993, 29829, 34719, 38979, 89487, 104157, 116937, 268461, 312471, 705953, 2117859, 6353577, 19060731]

約数ペア:

[(1, 19060731), (3, 6353577), (9, 2117859), (27, 705953), (61, 312471), (71, 268461), (163, 116937), (183, 104157), (213, 89487), (489, 38979), (549, 34719), (639, 29829), (1467, 12993), (1647, 11573), (1917, 9943), (4331, 4401)]