20189545935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{27617}}^1$

素因数の和:27824

約数の個数: 64

約数和(自身を含む): 36524694528

約数和(自身を除く): 16335148593

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 163, 195, 299, 345, 489, 815, 897, 1495, 2119, 2445, 3749, 4485, 6357, 10595, 11247, 18745, 27617, 31785, 48737, 56235, 82851, 138085, 146211, 243685, 359021, 414255, 635191, 731055, 1077063, 1795105, 1905573, 3175955, 4501571, 5385315, 8257483, 9527865, 13504713, 22507855, 24772449, 41287415, 58520423, 67523565, 103536133, 123862245, 175561269, 292602115, 310608399, 517680665, 877806345, 1345969729, 1553041995, 4037909187, 6729848645, 20189545935]

約数ペア:

[(1, 20189545935), (3, 6729848645), (5, 4037909187), (13, 1553041995), (15, 1345969729), (23, 877806345), (39, 517680665), (65, 310608399), (69, 292602115), (115, 175561269), (163, 123862245), (195, 103536133), (299, 67523565), (345, 58520423), (489, 41287415), (815, 24772449), (897, 22507855), (1495, 13504713), (2119, 9527865), (2445, 8257483), (3749, 5385315), (4485, 4501571), (6357, 3175955), (10595, 1905573), (11247, 1795105), (18745, 1077063), (27617, 731055), (31785, 635191), (48737, 414255), (56235, 359021), (82851, 243685), (138085, 146211)]