20050701

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 31269888

約数和(自身を除く): 11219187

約数列:

[1, 3, 11, 17, 33, 51, 103, 187, 309, 347, 561, 1041, 1133, 1751, 3399, 3817, 5253, 5899, 11451, 17697, 19261, 35741, 57783, 64889, 107223, 194667, 393151, 607597, 1179453, 1822791, 6683567, 20050701]

約数ペア:

[(1, 20050701), (3, 6683567), (11, 1822791), (17, 1179453), (33, 607597), (51, 393151), (103, 194667), (187, 107223), (309, 64889), (347, 57783), (561, 35741), (1041, 19261), (1133, 17697), (1751, 11451), (3399, 5899), (3817, 5253)]