18313853

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 20064000

約数和(自身を除く): 1750147

約数列:

[1, 19, 37, 109, 239, 703, 2071, 4033, 4541, 8843, 26051, 76627, 168017, 494969, 963887, 18313853]

約数ペア:

[(1, 18313853), (19, 963887), (37, 494969), (109, 168017), (239, 76627), (703, 26051), (2071, 8843), (4033, 4541)]