18193385

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4093}}^1$

素因数の和:4232

約数の個数: 16

約数和(自身を含む): 25153536

約数和(自身を除く): 6960151

約数列:

[1, 5, 7, 35, 127, 635, 889, 4093, 4445, 20465, 28651, 143255, 519811, 2599055, 3638677, 18193385]

約数ペア:

[(1, 18193385), (5, 3638677), (7, 2599055), (35, 519811), (127, 143255), (635, 28651), (889, 20465), (4093, 4445)]