18439168

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{1637}}^1$

素因数の和:1668

約数の個数: 44

約数和(自身を含む): 40235832

約数和(自身を除く): 21796664

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1024, 1408, 1637, 2816, 3274, 5632, 6548, 11264, 13096, 18007, 26192, 36014, 52384, 72028, 104768, 144056, 209536, 288112, 419072, 576224, 838144, 1152448, 1676288, 2304896, 4609792, 9219584, 18439168]

約数ペア:

[(1, 18439168), (2, 9219584), (4, 4609792), (8, 2304896), (11, 1676288), (16, 1152448), (22, 838144), (32, 576224), (44, 419072), (64, 288112), (88, 209536), (128, 144056), (176, 104768), (256, 72028), (352, 52384), (512, 36014), (704, 26192), (1024, 18007), (1408, 13096), (1637, 11264), (2816, 6548), (3274, 5632)]