18397479

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 25258464

約数和(自身を除く): 6860985

約数列:

[1, 3, 41, 123, 373, 401, 1119, 1203, 15293, 16441, 45879, 49323, 149573, 448719, 6132493, 18397479]

約数ペア:

[(1, 18397479), (3, 6132493), (41, 448719), (123, 149573), (373, 49323), (401, 45879), (1119, 16441), (1203, 15293)]