20195514378

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{564089}}^1$

素因数の和:564133

約数の個数: 80

約数和(自身を含む): 51600696840

約数和(自身を除く): 31405182462

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 81, 102, 117, 153, 162, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1053, 1326, 1377, 1989, 2106, 2754, 3978, 5967, 11934, 17901, 35802, 564089, 1128178, 1692267, 3384534, 5076801, 7333157, 9589513, 10153602, 14666314, 15230403, 19179026, 21999471, 28768539, 30460806, 43998942, 45691209, 57537078, 65998413, 86305617, 91382418, 124663669, 131996826, 172611234, 197995239, 249327338, 258916851, 373991007, 395990478, 517833702, 593985717, 747982014, 776750553, 1121973021, 1187971434, 1553501106, 2243946042, 3365919063, 6731838126, 10097757189, 20195514378]

約数ペア:

[(1, 20195514378), (2, 10097757189), (3, 6731838126), (6, 3365919063), (9, 2243946042), (13, 1553501106), (17, 1187971434), (18, 1121973021), (26, 776750553), (27, 747982014), (34, 593985717), (39, 517833702), (51, 395990478), (54, 373991007), (78, 258916851), (81, 249327338), (102, 197995239), (117, 172611234), (153, 131996826), (162, 124663669), (221, 91382418), (234, 86305617), (306, 65998413), (351, 57537078), (442, 45691209), (459, 43998942), (663, 30460806), (702, 28768539), (918, 21999471), (1053, 19179026), (1326, 15230403), (1377, 14666314), (1989, 10153602), (2106, 9589513), (2754, 7333157), (3978, 5076801), (5967, 3384534), (11934, 1692267), (17901, 1128178), (35802, 564089)]