18288495

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2063}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 31876416

約数和(自身を除く): 13587921

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2063, 2955, 6189, 8865, 10315, 18567, 30945, 92835, 406411, 1219233, 2032055, 3657699, 6096165, 18288495]

約数ペア:

[(1, 18288495), (3, 6096165), (5, 3657699), (9, 2032055), (15, 1219233), (45, 406411), (197, 92835), (591, 30945), (985, 18567), (1773, 10315), (2063, 8865), (2955, 6189)]