20596646

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77431}}^1$

素因数の和:77459

約数の個数: 16

約数和(自身を含む): 37167360

約数和(自身を除く): 16570714

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 77431, 154862, 542017, 1084034, 1471189, 2942378, 10298323, 20596646]

約数ペア:

[(1, 20596646), (2, 10298323), (7, 2942378), (14, 1471189), (19, 1084034), (38, 542017), (133, 154862), (266, 77431)]