19919087

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 22498560

約数和(自身を除く): 2579473

約数列:

[1, 17, 19, 83, 323, 743, 1411, 1577, 12631, 14117, 26809, 61669, 239989, 1048373, 1171711, 19919087]

約数ペア:

[(1, 19919087), (17, 1171711), (19, 1048373), (83, 239989), (323, 61669), (743, 26809), (1411, 14117), (1577, 12631)]