18130539

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4253}}^1$

素因数の和:4299

約数の個数: 24

約数和(自身を含む): 29097360

約数和(自身を除く): 10966821

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4253, 4263, 12759, 29771, 89313, 123337, 208397, 370011, 625191, 863359, 2590077, 6043513, 18130539]

約数ペア:

[(1, 18130539), (3, 6043513), (7, 2590077), (21, 863359), (29, 625191), (49, 370011), (87, 208397), (147, 123337), (203, 89313), (609, 29771), (1421, 12759), (4253, 4263)]