1871569136

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{180793}}^1$

素因数の和:181448

約数の個数: 20

約数和(自身を含む): 3631789872

約数和(自身を除く): 1760220736

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2588, 5176, 10352, 180793, 361586, 723172, 1446344, 2892688, 116973071, 233946142, 467892284, 935784568, 1871569136]

約数ペア:

[(1, 1871569136), (2, 935784568), (4, 467892284), (8, 233946142), (16, 116973071), (647, 2892688), (1294, 1446344), (2588, 723172), (5176, 361586), (10352, 180793)]