1337261648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4398887}}^1$

素因数の和:4398914

約数の個数: 20

約数和(自身を含む): 2727310560

約数和(自身を除く): 1390048912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4398887, 8797774, 17595548, 35191096, 70382192, 83578853, 167157706, 334315412, 668630824, 1337261648]

約数ペア:

[(1, 1337261648), (2, 668630824), (4, 334315412), (8, 167157706), (16, 83578853), (19, 70382192), (38, 35191096), (76, 17595548), (152, 8797774), (304, 4398887)]