18803924

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 33864768

約数和(自身を除く): 15060844

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 907, 1814, 3628, 5183, 10366, 20732, 64397, 66211, 128794, 132422, 257588, 264844, 4700981, 9401962, 18803924]

約数ペア:

[(1, 18803924), (2, 9401962), (4, 4700981), (71, 264844), (73, 257588), (142, 132422), (146, 128794), (284, 66211), (292, 64397), (907, 20732), (1814, 10366), (3628, 5183)]