206552008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{64067}}^1$

素因数の和:64117

約数の個数: 32

約数和(自身を含む): 430536960

約数和(自身を除く): 223984952

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 64067, 128134, 256268, 512536, 832871, 1665742, 1986077, 3331484, 3972154, 6662968, 7944308, 15888616, 25819001, 51638002, 103276004, 206552008]

約数ペア:

[(1, 206552008), (2, 103276004), (4, 51638002), (8, 25819001), (13, 15888616), (26, 7944308), (31, 6662968), (52, 3972154), (62, 3331484), (104, 1986077), (124, 1665742), (248, 832871), (403, 512536), (806, 256268), (1612, 128134), (3224, 64067)]