19642215

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5479}}^1$

素因数の和:5726

約数の個数: 16

約数和(自身を含む): 31564800

約数和(自身を除く): 11922585

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 5479, 16437, 27395, 82185, 1309481, 3928443, 6547405, 19642215]

約数ペア:

[(1, 19642215), (3, 6547405), (5, 3928443), (15, 1309481), (239, 82185), (717, 27395), (1195, 16437), (3585, 5479)]