18480645

素因数分解:

$3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{887}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 32138496

約数和(自身を除く): 13657851

約数列:

[1, 3, 5, 9, 15, 45, 463, 887, 1389, 2315, 2661, 4167, 4435, 6945, 7983, 13305, 20835, 39915, 410681, 1232043, 2053405, 3696129, 6160215, 18480645]

約数ペア:

[(1, 18480645), (3, 6160215), (5, 3696129), (9, 2053405), (15, 1232043), (45, 410681), (463, 39915), (887, 20835), (1389, 13305), (2315, 7983), (2661, 6945), (4167, 4435)]