18787737

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{12703}}^1$

素因数の和:12752

約数の個数: 16

約数和(自身を含む): 27440640

約数和(自身を除く): 8652903

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 12703, 38109, 215951, 368387, 647853, 1105161, 6262579, 18787737]

約数ペア:

[(1, 18787737), (3, 6262579), (17, 1105161), (29, 647853), (51, 368387), (87, 215951), (493, 38109), (1479, 12703)]