20166441519

素因数分解:

$3^1\times 7^2\times {\mathrm{881}}^1\times {\mathrm{155717}}^1$

素因数の和:156615

約数の個数: 24

約数和(自身を含む): 31314266928

約数和(自身を除く): 11147825409

約数列:

[1, 3, 7, 21, 49, 147, 881, 2643, 6167, 18501, 43169, 129507, 155717, 467151, 1090019, 3270057, 7630133, 22890399, 137186677, 411560031, 960306739, 2880920217, 6722147173, 20166441519]

約数ペア:

[(1, 20166441519), (3, 6722147173), (7, 2880920217), (21, 960306739), (49, 411560031), (147, 137186677), (881, 22890399), (2643, 7630133), (6167, 3270057), (18501, 1090019), (43169, 467151), (129507, 155717)]