201964972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{417283}}^1$

素因数の和:417309

約数の個数: 18

約数和(自身を含む): 388491404

約数和(自身を除く): 186526432

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 417283, 834566, 1669132, 4590113, 9180226, 18360452, 50491243, 100982486, 201964972]

約数ペア:

[(1, 201964972), (2, 100982486), (4, 50491243), (11, 18360452), (22, 9180226), (44, 4590113), (121, 1669132), (242, 834566), (484, 417283)]