20862235

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 25855200

約数和(自身を除く): 4992965

約数列:

[1, 5, 41, 149, 205, 683, 745, 3415, 6109, 28003, 30545, 101767, 140015, 508835, 4172447, 20862235]

約数ペア:

[(1, 20862235), (5, 4172447), (41, 508835), (149, 140015), (205, 101767), (683, 30545), (745, 28003), (3415, 6109)]