20517663

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6101}}^1$

素因数の和:6182

約数の個数: 16

約数和(自身を含む): 29289600

約数和(自身を除く): 8771937

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6101, 18303, 115919, 347757, 359959, 1079877, 6839221, 20517663]

約数ペア:

[(1, 20517663), (3, 6839221), (19, 1079877), (57, 359959), (59, 347757), (177, 115919), (1121, 18303), (3363, 6101)]