20289587

素因数分解:

${\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 21991200

約数和(自身を除く): 1701613

約数列:

[1, 19, 97, 101, 109, 1843, 1919, 2071, 9797, 10573, 11009, 186143, 200887, 209171, 1067873, 20289587]

約数ペア:

[(1, 20289587), (19, 1067873), (97, 209171), (101, 200887), (109, 186143), (1843, 11009), (1919, 10573), (2071, 9797)]