1256557552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4133413}}^1$

素因数の和:4133440

約数の個数: 20

約数和(自身を含む): 2562716680

約数和(自身を除く): 1306159128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4133413, 8266826, 16533652, 33067304, 66134608, 78534847, 157069694, 314139388, 628278776, 1256557552]

約数ペア:

[(1, 1256557552), (2, 628278776), (4, 314139388), (8, 157069694), (16, 78534847), (19, 66134608), (38, 33067304), (76, 16533652), (152, 8266826), (304, 4133413)]