20745474

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{203387}}^1$

素因数の和:203409

約数の個数: 16

約数和(自身を含む): 43931808

約数和(自身を除く): 23186334

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 203387, 406774, 610161, 1220322, 3457579, 6915158, 10372737, 20745474]

約数ペア:

[(1, 20745474), (2, 10372737), (3, 6915158), (6, 3457579), (17, 1220322), (34, 610161), (51, 406774), (102, 203387)]