20264835

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3209}}^1$

素因数の和:3638

約数の個数: 16

約数和(自身を含む): 32510880

約数和(自身を除く): 12246045

約数列:

[1, 3, 5, 15, 421, 1263, 2105, 3209, 6315, 9627, 16045, 48135, 1350989, 4052967, 6754945, 20264835]

約数ペア:

[(1, 20264835), (3, 6754945), (5, 4052967), (15, 1350989), (421, 48135), (1263, 16045), (2105, 9627), (3209, 6315)]