18950193

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{1307}}^1$

素因数の和:1498

約数の個数: 20

約数和(自身を含む): 28488240

約数和(自身を除く): 9538047

約数列:

[1, 3, 9, 27, 81, 179, 537, 1307, 1611, 3921, 4833, 11763, 14499, 35289, 105867, 233953, 701859, 2105577, 6316731, 18950193]

約数ペア:

[(1, 18950193), (3, 6316731), (9, 2105577), (27, 701859), (81, 233953), (179, 105867), (537, 35289), (1307, 14499), (1611, 11763), (3921, 4833)]