20740803015

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3961949}}^1$

素因数の和:3962306

約数の個数: 16

約数和(自身を含む): 33280380000

約数和(自身を除く): 12539576985

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 5235, 3961949, 11885847, 19809745, 59429235, 1382720201, 4148160603, 6913601005, 20740803015]

約数ペア:

[(1, 20740803015), (3, 6913601005), (5, 4148160603), (15, 1382720201), (349, 59429235), (1047, 19809745), (1745, 11885847), (5235, 3961949)]