19190721214

素因数分解:

$2^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{4948613}}^1$

素因数の和:4948899

約数の個数: 16

約数和(自身を含む): 33017152608

約数和(自身を除く): 13826431394

約数列:

[1, 2, 7, 14, 277, 554, 1939, 3878, 4948613, 9897226, 34640291, 69280582, 1370765801, 2741531602, 9595360607, 19190721214]

約数ペア:

[(1, 19190721214), (2, 9595360607), (7, 2741531602), (14, 1370765801), (277, 69280582), (554, 34640291), (1939, 9897226), (3878, 4948613)]