20181737912

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{36209}}^1$

素因数の和:36528

約数の個数: 64

約数和(自身を含む): 44581752000

約数和(自身を除く): 24400014088

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 269, 296, 518, 538, 1036, 1076, 1883, 2072, 2152, 3766, 7532, 9953, 15064, 19906, 36209, 39812, 69671, 72418, 79624, 139342, 144836, 253463, 278684, 289672, 506926, 557368, 1013852, 1339733, 2027704, 2679466, 5358932, 9378131, 9740221, 10717864, 18756262, 19480442, 37512524, 38960884, 68181547, 75025048, 77921768, 136363094, 272726188, 360388177, 545452376, 720776354, 1441552708, 2522717239, 2883105416, 5045434478, 10090868956, 20181737912]

約数ペア:

[(1, 20181737912), (2, 10090868956), (4, 5045434478), (7, 2883105416), (8, 2522717239), (14, 1441552708), (28, 720776354), (37, 545452376), (56, 360388177), (74, 272726188), (148, 136363094), (259, 77921768), (269, 75025048), (296, 68181547), (518, 38960884), (538, 37512524), (1036, 19480442), (1076, 18756262), (1883, 10717864), (2072, 9740221), (2152, 9378131), (3766, 5358932), (7532, 2679466), (9953, 2027704), (15064, 1339733), (19906, 1013852), (36209, 557368), (39812, 506926), (69671, 289672), (72418, 278684), (79624, 253463), (139342, 144836)]