201920795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1\times {\mathrm{1993}}^1$

素因数の和:2902

約数の個数: 16

約数和(自身を含む): 253253952

約数和(自身を除く): 51333157

約数列:

[1, 5, 23, 115, 881, 1993, 4405, 9965, 20263, 45839, 101315, 229195, 1755833, 8779165, 40384159, 201920795]

約数ペア:

[(1, 201920795), (5, 40384159), (23, 8779165), (115, 1755833), (881, 229195), (1993, 101315), (4405, 45839), (9965, 20263)]