201997448

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{139501}}^1$

素因数の和:139688

約数の個数: 16

約数和(自身を含む): 380840460

約数和(自身を除く): 178843012

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 139501, 279002, 558004, 1116008, 25249681, 50499362, 100998724, 201997448]

約数ペア:

[(1, 201997448), (2, 100998724), (4, 50499362), (8, 25249681), (181, 1116008), (362, 558004), (724, 279002), (1448, 139501)]