20189901619

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1\times {\mathrm{36583}}^1$

素因数の和:37570

約数の個数: 16

約数和(自身を含む): 21962106880

約数和(自身を除く): 1772205261

約数列:

[1, 19, 31, 589, 937, 17803, 29047, 36583, 551893, 695077, 1134073, 21547387, 34278271, 651287149, 1062626401, 20189901619]

約数ペア:

[(1, 20189901619), (19, 1062626401), (31, 651287149), (589, 34278271), (937, 21547387), (17803, 1134073), (29047, 695077), (36583, 551893)]