20740495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{937}}^1$

素因数の和:1194

約数の個数: 16

約数和(自身を含む): 26339040

約数和(自身を除く): 5598545

約数列:

[1, 5, 19, 95, 233, 937, 1165, 4427, 4685, 17803, 22135, 89015, 218321, 1091605, 4148099, 20740495]

約数ペア:

[(1, 20740495), (5, 4148099), (19, 1091605), (95, 218321), (233, 89015), (937, 22135), (1165, 17803), (4427, 4685)]