20094985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{887}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 25318656

約数和(自身を除く): 5223671

約数列:

[1, 5, 23, 115, 197, 887, 985, 4435, 4531, 20401, 22655, 102005, 174739, 873695, 4018997, 20094985]

約数ペア:

[(1, 20094985), (5, 4018997), (23, 873695), (115, 174739), (197, 102005), (887, 22655), (985, 20401), (4435, 4531)]