19935705

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12421}}^1$

素因数の和:12536

約数の個数: 16

約数和(自身を含む): 32197824

約数和(自身を除く): 12262119

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 12421, 37263, 62105, 186315, 1329047, 3987141, 6645235, 19935705]

約数ペア:

[(1, 19935705), (3, 6645235), (5, 3987141), (15, 1329047), (107, 186315), (321, 62105), (535, 37263), (1605, 12421)]