19621899

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{66067}}^1$

素因数の和:66087

約数の個数: 16

約数和(自身を含む): 31712640

約数和(自身を除く): 12090741

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 66067, 198201, 594603, 726737, 1783809, 2180211, 6540633, 19621899]

約数ペア:

[(1, 19621899), (3, 6540633), (9, 2180211), (11, 1783809), (27, 726737), (33, 594603), (99, 198201), (297, 66067)]