18021343

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 19815840

約数和(自身を除く): 1794497

約数列:

[1, 17, 43, 89, 277, 731, 1513, 3827, 4709, 11911, 24653, 65059, 202487, 419101, 1060079, 18021343]

約数ペア:

[(1, 18021343), (17, 1060079), (43, 419101), (89, 202487), (277, 65059), (731, 24653), (1513, 11911), (3827, 4709)]