19915382

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5189}}^1$

素因数の和:5311

約数の個数: 16

約数和(自身を含む): 31762800

約数和(自身を除く): 11847418

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 5189, 10378, 98591, 197182, 524089, 1048178, 9957691, 19915382]

約数ペア:

[(1, 19915382), (2, 9957691), (19, 1048178), (38, 524089), (101, 197182), (202, 98591), (1919, 10378), (3838, 5189)]