201787888

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{64019}}^1$

素因数の和:64224

約数の個数: 20

約数和(自身を含む): 392954760

約数和(自身を除く): 191166872

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 64019, 128038, 256076, 512152, 1024304, 12611743, 25223486, 50446972, 100893944, 201787888]

約数ペア:

[(1, 201787888), (2, 100893944), (4, 50446972), (8, 25223486), (16, 12611743), (197, 1024304), (394, 512152), (788, 256076), (1576, 128038), (3152, 64019)]