200812748

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139067}}^1$

素因数の和:139109

約数の個数: 18

約数和(自身を含む): 370894356

約数和(自身を除く): 170081608

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139067, 278134, 556268, 2642273, 5284546, 10569092, 50203187, 100406374, 200812748]

約数ペア:

[(1, 200812748), (2, 100406374), (4, 50203187), (19, 10569092), (38, 5284546), (76, 2642273), (361, 556268), (722, 278134), (1444, 139067)]