38890384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1033}}^1$

素因数の和:1235

約数の個数: 40

約数和(自身を含む): 81673592

約数和(自身を除く): 42783208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 181, 208, 362, 724, 1033, 1448, 2066, 2353, 2896, 4132, 4706, 8264, 9412, 13429, 16528, 18824, 26858, 37648, 53716, 107432, 186973, 214864, 373946, 747892, 1495784, 2430649, 2991568, 4861298, 9722596, 19445192, 38890384]

約数ペア:

[(1, 38890384), (2, 19445192), (4, 9722596), (8, 4861298), (13, 2991568), (16, 2430649), (26, 1495784), (52, 747892), (104, 373946), (181, 214864), (208, 186973), (362, 107432), (724, 53716), (1033, 37648), (1448, 26858), (2066, 18824), (2353, 16528), (2896, 13429), (4132, 9412), (4706, 8264)]