20347621060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78260081}}^1$

素因数の和:78260103

約数の個数: 24

約数和(自身を含む): 46016928216

約数和(自身を除く): 25669307156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 78260081, 156520162, 313040324, 391300405, 782600810, 1017381053, 1565201620, 2034762106, 4069524212, 5086905265, 10173810530, 20347621060]

約数ペア:

[(1, 20347621060), (2, 10173810530), (4, 5086905265), (5, 4069524212), (10, 2034762106), (13, 1565201620), (20, 1017381053), (26, 782600810), (52, 391300405), (65, 313040324), (130, 156520162), (260, 78260081)]