18705003

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2399}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 26265600

約数和(自身を除く): 7560597

約数列:

[1, 3, 23, 69, 113, 339, 2399, 2599, 7197, 7797, 55177, 165531, 271087, 813261, 6235001, 18705003]

約数ペア:

[(1, 18705003), (3, 6235001), (23, 813261), (69, 271087), (113, 165531), (339, 55177), (2399, 7797), (2599, 7197)]