19530459

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2113}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 30779840

約数和(自身を除く): 11249381

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 711, 1027, 2113, 3081, 6339, 9243, 19017, 27469, 82407, 166927, 247221, 500781, 1502343, 2170051, 6510153, 19530459]

約数ペア:

[(1, 19530459), (3, 6510153), (9, 2170051), (13, 1502343), (39, 500781), (79, 247221), (117, 166927), (237, 82407), (711, 27469), (1027, 19017), (2113, 9243), (3081, 6339)]