19401831

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1367}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 10475289

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 747, 1367, 1577, 4101, 4731, 12303, 14193, 25973, 77919, 113461, 233757, 340383, 1021149, 2155759, 6467277, 19401831]

約数ペア:

[(1, 19401831), (3, 6467277), (9, 2155759), (19, 1021149), (57, 340383), (83, 233757), (171, 113461), (249, 77919), (747, 25973), (1367, 14193), (1577, 12303), (4101, 4731)]