18958113

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 28435680

約数和(自身を除く): 9477567

約数列:

[1, 3, 9, 41, 83, 123, 249, 369, 619, 747, 1857, 3403, 5571, 10209, 25379, 30627, 51377, 76137, 154131, 228411, 462393, 2106457, 6319371, 18958113]

約数ペア:

[(1, 18958113), (3, 6319371), (9, 2106457), (41, 462393), (83, 228411), (123, 154131), (249, 76137), (369, 51377), (619, 30627), (747, 25379), (1857, 10209), (3403, 5571)]