20170281088

素因数分解:

$2^7\times {\mathrm{257}}^1\times {\mathrm{613153}}^1$

素因数の和:613424

約数の個数: 32

約数和(自身を含む): 40339401660

約数和(自身を除く): 20169120572

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 257, 514, 1028, 2056, 4112, 8224, 16448, 32896, 613153, 1226306, 2452612, 4905224, 9810448, 19620896, 39241792, 78483584, 157580321, 315160642, 630321284, 1260642568, 2521285136, 5042570272, 10085140544, 20170281088]

約数ペア:

[(1, 20170281088), (2, 10085140544), (4, 5042570272), (8, 2521285136), (16, 1260642568), (32, 630321284), (64, 315160642), (128, 157580321), (257, 78483584), (514, 39241792), (1028, 19620896), (2056, 9810448), (4112, 4905224), (8224, 2452612), (16448, 1226306), (32896, 613153)]