18738959

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 20736000

約数和(自身を除く): 1997041

約数列:

[1, 19, 29, 71, 479, 551, 1349, 2059, 9101, 13891, 34009, 39121, 263929, 646171, 986261, 18738959]

約数ペア:

[(1, 18738959), (19, 986261), (29, 646171), (71, 263929), (479, 39121), (551, 34009), (1349, 13891), (2059, 9101)]