20131267208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193569877}}^1$

素因数の和:193569896

約数の個数: 16

約数和(自身を含む): 40649674380

約数和(自身を除く): 20518407172

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193569877, 387139754, 774279508, 1548559016, 2516408401, 5032816802, 10065633604, 20131267208]

約数ペア:

[(1, 20131267208), (2, 10065633604), (4, 5032816802), (8, 2516408401), (13, 1548559016), (26, 774279508), (52, 387139754), (104, 193569877)]