20189703772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{1637}}^1$

素因数の和:2003

約数の個数: 96

約数和(自身を含む): 43148851200

約数和(自身を除く): 22959147428

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 239, 266, 388, 478, 532, 679, 956, 1358, 1637, 1673, 1843, 2716, 3274, 3346, 3686, 4541, 6548, 6692, 7372, 9082, 11459, 12901, 18164, 22918, 23183, 25802, 31103, 31787, 45836, 46366, 51604, 62206, 63574, 92732, 124412, 127148, 158789, 162281, 217721, 317578, 324562, 391243, 435442, 440477, 635156, 649124, 782486, 870884, 880954, 1111523, 1564972, 1761908, 2223046, 2738701, 3016991, 3083339, 4446092, 5477402, 6033982, 6166678, 7433617, 10954804, 12067964, 12333356, 14867234, 21118937, 29734468, 37950571, 42237874, 52035319, 75901142, 84475748, 104070638, 151802284, 208141276, 265653997, 531307994, 721060849, 1062615988, 1442121698, 2884243396, 5047425943, 10094851886, 20189703772]

約数ペア:

[(1, 20189703772), (2, 10094851886), (4, 5047425943), (7, 2884243396), (14, 1442121698), (19, 1062615988), (28, 721060849), (38, 531307994), (76, 265653997), (97, 208141276), (133, 151802284), (194, 104070638), (239, 84475748), (266, 75901142), (388, 52035319), (478, 42237874), (532, 37950571), (679, 29734468), (956, 21118937), (1358, 14867234), (1637, 12333356), (1673, 12067964), (1843, 10954804), (2716, 7433617), (3274, 6166678), (3346, 6033982), (3686, 5477402), (4541, 4446092), (6548, 3083339), (6692, 3016991), (7372, 2738701), (9082, 2223046), (11459, 1761908), (12901, 1564972), (18164, 1111523), (22918, 880954), (23183, 870884), (25802, 782486), (31103, 649124), (31787, 635156), (45836, 440477), (46366, 435442), (51604, 391243), (62206, 324562), (63574, 317578), (92732, 217721), (124412, 162281), (127148, 158789)]