20859091038

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1194

約数の個数: 96

約数和(自身を含む): 46899609120

約数和(自身を除く): 26040518082

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 113, 123, 226, 246, 339, 369, 389, 643, 678, 738, 778, 1017, 1167, 1286, 1929, 2034, 2334, 3501, 3858, 4633, 5787, 7002, 9266, 11574, 13899, 15949, 26363, 27798, 31898, 41697, 43957, 47847, 52726, 72659, 79089, 83394, 87914, 95694, 131871, 143541, 145318, 158178, 217977, 237267, 250127, 263742, 287082, 395613, 435954, 474534, 500254, 653931, 750381, 791226, 1307862, 1500762, 1802237, 2251143, 2979019, 3604474, 4502286, 5406711, 5958038, 8937057, 10255207, 10813422, 16220133, 17874114, 20510414, 26811171, 28264351, 30765621, 32440266, 53622342, 56528702, 61531242, 84793053, 92296863, 169586106, 184593726, 254379159, 508758318, 1158838391, 2317676782, 3476515173, 6953030346, 10429545519, 20859091038]

約数ペア:

[(1, 20859091038), (2, 10429545519), (3, 6953030346), (6, 3476515173), (9, 2317676782), (18, 1158838391), (41, 508758318), (82, 254379159), (113, 184593726), (123, 169586106), (226, 92296863), (246, 84793053), (339, 61531242), (369, 56528702), (389, 53622342), (643, 32440266), (678, 30765621), (738, 28264351), (778, 26811171), (1017, 20510414), (1167, 17874114), (1286, 16220133), (1929, 10813422), (2034, 10255207), (2334, 8937057), (3501, 5958038), (3858, 5406711), (4633, 4502286), (5787, 3604474), (7002, 2979019), (9266, 2251143), (11574, 1802237), (13899, 1500762), (15949, 1307862), (26363, 791226), (27798, 750381), (31898, 653931), (41697, 500254), (43957, 474534), (47847, 435954), (52726, 395613), (72659, 287082), (79089, 263742), (83394, 250127), (87914, 237267), (95694, 217977), (131871, 158178), (143541, 145318)]