20943630592

素因数分解:

$2^8\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{7559}}^1$

素因数の和:7791

約数の個数: 72

約数和(自身を含む): 42649286400

約数和(自身を除く): 21705655808

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 137, 158, 256, 274, 316, 548, 632, 1096, 1264, 2192, 2528, 4384, 5056, 7559, 8768, 10112, 10823, 15118, 17536, 20224, 21646, 30236, 35072, 43292, 60472, 86584, 120944, 173168, 241888, 346336, 483776, 597161, 692672, 967552, 1035583, 1194322, 1385344, 1935104, 2071166, 2388644, 2770688, 4142332, 4777288, 8284664, 9554576, 16569328, 19109152, 33138656, 38218304, 66277312, 76436608, 81811057, 132554624, 152873216, 163622114, 265109248, 327244228, 654488456, 1308976912, 2617953824, 5235907648, 10471815296, 20943630592]

約数ペア:

[(1, 20943630592), (2, 10471815296), (4, 5235907648), (8, 2617953824), (16, 1308976912), (32, 654488456), (64, 327244228), (79, 265109248), (128, 163622114), (137, 152873216), (158, 132554624), (256, 81811057), (274, 76436608), (316, 66277312), (548, 38218304), (632, 33138656), (1096, 19109152), (1264, 16569328), (2192, 9554576), (2528, 8284664), (4384, 4777288), (5056, 4142332), (7559, 2770688), (8768, 2388644), (10112, 2071166), (10823, 1935104), (15118, 1385344), (17536, 1194322), (20224, 1035583), (21646, 967552), (30236, 692672), (35072, 597161), (43292, 483776), (60472, 346336), (86584, 241888), (120944, 173168)]