204062128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{671257}}^1$

素因数の和:671284

約数の個数: 20

約数和(自身を含む): 416179960

約数和(自身を除く): 212117832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 671257, 1342514, 2685028, 5370056, 10740112, 12753883, 25507766, 51015532, 102031064, 204062128]

約数ペア:

[(1, 204062128), (2, 102031064), (4, 51015532), (8, 25507766), (16, 12753883), (19, 10740112), (38, 5370056), (76, 2685028), (152, 1342514), (304, 671257)]