18302457

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 26790912

約数和(自身を除く): 8488455

約数列:

[1, 3, 23, 37, 67, 69, 107, 111, 201, 321, 851, 1541, 2461, 2479, 2553, 3959, 4623, 7169, 7383, 7437, 11877, 21507, 57017, 91057, 164887, 171051, 265253, 273171, 494661, 795759, 6100819, 18302457]

約数ペア:

[(1, 18302457), (3, 6100819), (23, 795759), (37, 494661), (67, 273171), (69, 265253), (107, 171051), (111, 164887), (201, 91057), (321, 57017), (851, 21507), (1541, 11877), (2461, 7437), (2479, 7383), (2553, 7169), (3959, 4623)]