128172848

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{258413}}^1$

素因数の和:258452

約数の個数: 20

約数和(自身を含む): 256346688

約数和(自身を除く): 128173840

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 258413, 516826, 1033652, 2067304, 4134608, 8010803, 16021606, 32043212, 64086424, 128172848]

約数ペア:

[(1, 128172848), (2, 64086424), (4, 32043212), (8, 16021606), (16, 8010803), (31, 4134608), (62, 2067304), (124, 1033652), (248, 516826), (496, 258413)]