20342878094

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{53939}}^1$

素因数の和:54069

約数の個数: 64

約数和(自身を含む): 39768883200

約数和(自身を除く): 19426005106

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 79, 154, 158, 217, 341, 434, 553, 682, 869, 1106, 1738, 2387, 2449, 4774, 4898, 6083, 12166, 17143, 26939, 34286, 53878, 53939, 107878, 188573, 377146, 377573, 593329, 755146, 1186658, 1672109, 3344218, 4153303, 4261181, 8306606, 8522362, 11704763, 18393199, 23409526, 29828267, 36786398, 46872991, 59656534, 93745982, 128752393, 132096611, 257504786, 264193222, 328110937, 656221874, 924676277, 1453062721, 1849352554, 2906125442, 10171439047, 20342878094]

約数ペア:

[(1, 20342878094), (2, 10171439047), (7, 2906125442), (11, 1849352554), (14, 1453062721), (22, 924676277), (31, 656221874), (62, 328110937), (77, 264193222), (79, 257504786), (154, 132096611), (158, 128752393), (217, 93745982), (341, 59656534), (434, 46872991), (553, 36786398), (682, 29828267), (869, 23409526), (1106, 18393199), (1738, 11704763), (2387, 8522362), (2449, 8306606), (4774, 4261181), (4898, 4153303), (6083, 3344218), (12166, 1672109), (17143, 1186658), (26939, 755146), (34286, 593329), (53878, 377573), (53939, 377146), (107878, 188573)]