20123930414

素因数分解:

$2^1\times 7^1\times {\mathrm{9209}}^1\times {\mathrm{156089}}^1$

素因数の和:165307

約数の個数: 16

約数和(自身を含む): 34502133600

約数和(自身を除く): 14378203186

約数列:

[1, 2, 7, 14, 9209, 18418, 64463, 128926, 156089, 312178, 1092623, 2185246, 1437423601, 2874847202, 10061965207, 20123930414]

約数ペア:

[(1, 20123930414), (2, 10061965207), (7, 2874847202), (14, 1437423601), (9209, 2185246), (18418, 1092623), (64463, 312178), (128926, 156089)]