18234009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1493}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 27967680

約数和(自身を除く): 9733671

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 531, 1357, 1493, 4071, 4479, 12213, 13437, 34339, 88087, 103017, 264261, 309051, 792783, 2026001, 6078003, 18234009]

約数ペア:

[(1, 18234009), (3, 6078003), (9, 2026001), (23, 792783), (59, 309051), (69, 264261), (177, 103017), (207, 88087), (531, 34339), (1357, 13437), (1493, 12213), (4071, 4479)]