20805004752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2692159}}^1$

素因数の和:2692200

約数の個数: 80

約数和(自身を含む): 64094945280

約数和(自身を除く): 43289940528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 3864, 7728, 2692159, 5384318, 8076477, 10768636, 16152954, 18845113, 21537272, 32305908, 37690226, 43074544, 56535339, 61919657, 64611816, 75380452, 113070678, 123839314, 129223632, 150760904, 185758971, 226141356, 247678628, 301521808, 371517942, 433437599, 452282712, 495357256, 743035884, 866875198, 904565424, 990714512, 1300312797, 1486071768, 1733750396, 2600625594, 2972143536, 3467500792, 5201251188, 6935001584, 10402502376, 20805004752]

約数ペア:

[(1, 20805004752), (2, 10402502376), (3, 6935001584), (4, 5201251188), (6, 3467500792), (7, 2972143536), (8, 2600625594), (12, 1733750396), (14, 1486071768), (16, 1300312797), (21, 990714512), (23, 904565424), (24, 866875198), (28, 743035884), (42, 495357256), (46, 452282712), (48, 433437599), (56, 371517942), (69, 301521808), (84, 247678628), (92, 226141356), (112, 185758971), (138, 150760904), (161, 129223632), (168, 123839314), (184, 113070678), (276, 75380452), (322, 64611816), (336, 61919657), (368, 56535339), (483, 43074544), (552, 37690226), (644, 32305908), (966, 21537272), (1104, 18845113), (1288, 16152954), (1932, 10768636), (2576, 8076477), (3864, 5384318), (7728, 2692159)]