18774351

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 28160496

約数和(自身を除く): 9386145

約数列:

[1, 3, 9, 41, 83, 123, 249, 369, 613, 747, 1839, 3403, 5517, 10209, 25133, 30627, 50879, 75399, 152637, 226197, 457911, 2086039, 6258117, 18774351]

約数ペア:

[(1, 18774351), (3, 6258117), (9, 2086039), (41, 457911), (83, 226197), (123, 152637), (249, 75399), (369, 50879), (613, 30627), (747, 25133), (1839, 10209), (3403, 5517)]