128544848

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{259163}}^1$

素因数の和:259202

約数の個数: 20

約数和(自身を含む): 257090688

約数和(自身を除く): 128545840

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 259163, 518326, 1036652, 2073304, 4146608, 8034053, 16068106, 32136212, 64272424, 128544848]

約数ペア:

[(1, 128544848), (2, 64272424), (4, 32136212), (8, 16068106), (16, 8034053), (31, 4146608), (62, 2073304), (124, 1036652), (248, 518326), (496, 259163)]