20199078918

素因数分解:

$2^1\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1490267}}^1$

素因数の和:1490529

約数の個数: 32

約数和(自身を含む): 45065704320

約数和(自身を除く): 24866625402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 251, 502, 753, 1506, 2259, 4518, 6777, 13554, 1490267, 2980534, 4470801, 8941602, 13412403, 26824806, 40237209, 80474418, 374057017, 748114034, 1122171051, 2244342102, 3366513153, 6733026306, 10099539459, 20199078918]

約数ペア:

[(1, 20199078918), (2, 10099539459), (3, 6733026306), (6, 3366513153), (9, 2244342102), (18, 1122171051), (27, 748114034), (54, 374057017), (251, 80474418), (502, 40237209), (753, 26824806), (1506, 13412403), (2259, 8941602), (4518, 4470801), (6777, 2980534), (13554, 1490267)]