20131562868

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{1451}}^1\times {\mathrm{1787}}^1$

素因数の和:3892

約数の個数: 48

約数和(自身を含む): 47105017344

約数和(自身を除く): 26973454476

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1451, 1787, 1941, 2588, 2902, 3574, 3882, 4353, 5361, 5804, 7148, 7764, 8706, 10722, 17412, 21444, 938797, 1156189, 1877594, 2312378, 2592937, 2816391, 3468567, 3755188, 4624756, 5185874, 5632782, 6937134, 7778811, 10371748, 11265564, 13874268, 15557622, 31115244, 1677630239, 3355260478, 5032890717, 6710520956, 10065781434, 20131562868]

約数ペア:

[(1, 20131562868), (2, 10065781434), (3, 6710520956), (4, 5032890717), (6, 3355260478), (12, 1677630239), (647, 31115244), (1294, 15557622), (1451, 13874268), (1787, 11265564), (1941, 10371748), (2588, 7778811), (2902, 6937134), (3574, 5632782), (3882, 5185874), (4353, 4624756), (5361, 3755188), (5804, 3468567), (7148, 2816391), (7764, 2592937), (8706, 2312378), (10722, 1877594), (17412, 1156189), (21444, 938797)]