20163553228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55394377}}^1$

素因数の和:55394401

約数の個数: 24

約数和(自身を含む): 43429192352

約数和(自身を除く): 23265639124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 55394377, 110788754, 221577508, 387760639, 720126901, 775521278, 1440253802, 1551042556, 2880507604, 5040888307, 10081776614, 20163553228]

約数ペア:

[(1, 20163553228), (2, 10081776614), (4, 5040888307), (7, 2880507604), (13, 1551042556), (14, 1440253802), (26, 775521278), (28, 720126901), (52, 387760639), (91, 221577508), (182, 110788754), (364, 55394377)]