20333144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{195511}}^1$

素因数の和:195530

約数の個数: 16

約数和(自身を含む): 41057520

約数和(自身を除く): 20724376

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 195511, 391022, 782044, 1564088, 2541643, 5083286, 10166572, 20333144]

約数ペア:

[(1, 20333144), (2, 10166572), (4, 5083286), (8, 2541643), (13, 1564088), (26, 782044), (52, 391022), (104, 195511)]