20163149778239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1\times {\mathrm{571}}^1\times {\mathrm{5479}}^1$

素因数の和:6448

約数の個数: 64

約数和(自身を含む): 23223328128000

約数和(自身を除く): 3060178349761

約数列:

[1, 13, 19, 97, 247, 269, 571, 1261, 1843, 3497, 5111, 5479, 7423, 10849, 23959, 26093, 55387, 66443, 71227, 104101, 141037, 153599, 339209, 495767, 531463, 720031, 1052353, 1353313, 1473851, 1996787, 2918381, 3128509, 6444971, 6909019, 10097797, 13680589, 14899103, 19160063, 28003169, 37938953, 40670617, 59441671, 131271361, 142963547, 193688339, 283082957, 303465373, 364041197, 772741723, 841568921, 1858526111, 2716307393, 3680078441, 3945049849, 5765842087, 10940395973, 15989809499, 35311996109, 74955947131, 81632185337, 207867523487, 1061218409381, 1551011521403, 20163149778239]

約数ペア:

[(1, 20163149778239), (13, 1551011521403), (19, 1061218409381), (97, 207867523487), (247, 81632185337), (269, 74955947131), (571, 35311996109), (1261, 15989809499), (1843, 10940395973), (3497, 5765842087), (5111, 3945049849), (5479, 3680078441), (7423, 2716307393), (10849, 1858526111), (23959, 841568921), (26093, 772741723), (55387, 364041197), (66443, 303465373), (71227, 283082957), (104101, 193688339), (141037, 142963547), (153599, 131271361), (339209, 59441671), (495767, 40670617), (531463, 37938953), (720031, 28003169), (1052353, 19160063), (1353313, 14899103), (1473851, 13680589), (1996787, 10097797), (2918381, 6909019), (3128509, 6444971)]