4078637584

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1916653}}^1$

素因数の和:1916687

約数の個数: 40

約数和(自身を含む): 9506603840

約数和(自身を除く): 5427966256

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 1916653, 3833306, 7666612, 13416571, 15333224, 26833142, 30666448, 36416407, 53666284, 72832814, 107332568, 145665628, 214665136, 254914849, 291331256, 509829698, 582662512, 1019659396, 2039318792, 4078637584]

約数ペア:

[(1, 4078637584), (2, 2039318792), (4, 1019659396), (7, 582662512), (8, 509829698), (14, 291331256), (16, 254914849), (19, 214665136), (28, 145665628), (38, 107332568), (56, 72832814), (76, 53666284), (112, 36416407), (133, 30666448), (152, 26833142), (266, 15333224), (304, 13416571), (532, 7666612), (1064, 3833306), (2128, 1916653)]