20908052304

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{15737}}^1$

素因数の和:16148

約数の個数: 80

約数和(自身を含む): 54798456960

約数和(自身を除く): 33890404656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 311, 356, 534, 622, 712, 933, 1068, 1244, 1424, 1866, 2136, 2488, 3732, 4272, 4976, 7464, 14928, 15737, 27679, 31474, 47211, 55358, 62948, 83037, 94422, 110716, 125896, 166074, 188844, 221432, 251792, 332148, 377688, 442864, 664296, 755376, 1328592, 1400593, 2801186, 4201779, 4894207, 5602372, 8403558, 9788414, 11204744, 14682621, 16807116, 19576828, 22409488, 29365242, 33614232, 39153656, 58730484, 67228464, 78307312, 117460968, 234921936, 435584423, 871168846, 1306753269, 1742337692, 2613506538, 3484675384, 5227013076, 6969350768, 10454026152, 20908052304]

約数ペア:

[(1, 20908052304), (2, 10454026152), (3, 6969350768), (4, 5227013076), (6, 3484675384), (8, 2613506538), (12, 1742337692), (16, 1306753269), (24, 871168846), (48, 435584423), (89, 234921936), (178, 117460968), (267, 78307312), (311, 67228464), (356, 58730484), (534, 39153656), (622, 33614232), (712, 29365242), (933, 22409488), (1068, 19576828), (1244, 16807116), (1424, 14682621), (1866, 11204744), (2136, 9788414), (2488, 8403558), (3732, 5602372), (4272, 4894207), (4976, 4201779), (7464, 2801186), (14928, 1400593), (15737, 1328592), (27679, 755376), (31474, 664296), (47211, 442864), (55358, 377688), (62948, 332148), (83037, 251792), (94422, 221432), (110716, 188844), (125896, 166074)]