19903889

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 22291200

約数和(自身を除く): 2387311

約数列:

[1, 17, 29, 47, 493, 799, 859, 1363, 14603, 23171, 24911, 40373, 423487, 686341, 1170817, 19903889]

約数ペア:

[(1, 19903889), (17, 1170817), (29, 686341), (47, 423487), (493, 40373), (799, 24911), (859, 23171), (1363, 14603)]