19688329

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 21677328

約数和(自身を除く): 1988999

約数列:

[1, 17, 37, 113, 277, 629, 1921, 4181, 4709, 10249, 31301, 71077, 174233, 532117, 1158137, 19688329]

約数ペア:

[(1, 19688329), (17, 1158137), (37, 532117), (113, 174233), (277, 71077), (629, 31301), (1921, 10249), (4181, 4709)]