20133029104

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{479}}^1\times {\mathrm{18899}}^1$

素因数の和:19525

約数の個数: 40

約数和(自身を含む): 39372480000

約数和(自身を除く): 19239450896

約数列:

[1, 2, 4, 8, 16, 139, 278, 479, 556, 958, 1112, 1916, 2224, 3832, 7664, 18899, 37798, 66581, 75596, 133162, 151192, 266324, 302384, 532648, 1065296, 2626961, 5253922, 9052621, 10507844, 18105242, 21015688, 36210484, 42031376, 72420968, 144841936, 1258314319, 2516628638, 5033257276, 10066514552, 20133029104]

約数ペア:

[(1, 20133029104), (2, 10066514552), (4, 5033257276), (8, 2516628638), (16, 1258314319), (139, 144841936), (278, 72420968), (479, 42031376), (556, 36210484), (958, 21015688), (1112, 18105242), (1916, 10507844), (2224, 9052621), (3832, 5253922), (7664, 2626961), (18899, 1065296), (37798, 532648), (66581, 302384), (75596, 266324), (133162, 151192)]