201222992

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{19559}}^1$

素因数の和:20210

約数の個数: 20

約数和(自身を含む): 390495840

約数和(自身を除く): 189272848

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 5144, 10288, 19559, 39118, 78236, 156472, 312944, 12576437, 25152874, 50305748, 100611496, 201222992]

約数ペア:

[(1, 201222992), (2, 100611496), (4, 50305748), (8, 25152874), (16, 12576437), (643, 312944), (1286, 156472), (2572, 78236), (5144, 39118), (10288, 19559)]