20162844441

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{87797}}^1$

素因数の和:87918

約数の個数: 48

約数和(自身を含む): 32871571200

約数和(自身を除く): 12708726759

約数列:

[1, 3, 9, 17, 19, 51, 57, 79, 153, 171, 237, 323, 711, 969, 1343, 1501, 2907, 4029, 4503, 12087, 13509, 25517, 76551, 87797, 229653, 263391, 790173, 1492549, 1668143, 4477647, 5004429, 6935963, 13432941, 15013287, 20807889, 28358431, 62423667, 85075293, 117911371, 131783297, 255225879, 353734113, 395349891, 1061202339, 1186049673, 2240316049, 6720948147, 20162844441]

約数ペア:

[(1, 20162844441), (3, 6720948147), (9, 2240316049), (17, 1186049673), (19, 1061202339), (51, 395349891), (57, 353734113), (79, 255225879), (153, 131783297), (171, 117911371), (237, 85075293), (323, 62423667), (711, 28358431), (969, 20807889), (1343, 15013287), (1501, 13432941), (2907, 6935963), (4029, 5004429), (4503, 4477647), (12087, 1668143), (13509, 1492549), (25517, 790173), (76551, 263391), (87797, 229653)]