20047793

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 22064640

約数和(自身を除く): 2016847

約数列:

[1, 19, 31, 101, 337, 589, 1919, 3131, 6403, 10447, 34037, 59489, 198493, 646703, 1055147, 20047793]

約数ペア:

[(1, 20047793), (19, 1055147), (31, 646703), (101, 198493), (337, 59489), (589, 34037), (1919, 10447), (3131, 6403)]