128514448

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{71081}}^1$

素因数の和:71202

約数の個数: 20

約数和(自身を含む): 251203788

約数和(自身を除く): 122689340

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 71081, 142162, 284324, 568648, 1137296, 8032153, 16064306, 32128612, 64257224, 128514448]

約数ペア:

[(1, 128514448), (2, 64257224), (4, 32128612), (8, 16064306), (16, 8032153), (113, 1137296), (226, 568648), (452, 284324), (904, 142162), (1808, 71081)]