20789791848

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1621}}^1\times {\mathrm{25447}}^1$

素因数の和:27087

約数の個数: 96

約数和(自身を含む): 64391583360

約数和(自身を除く): 43601791512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1621, 3242, 4863, 6484, 9726, 11347, 12968, 14589, 19452, 22694, 25447, 29178, 34041, 38904, 45388, 50894, 58356, 68082, 76341, 90776, 101788, 102123, 116712, 136164, 152682, 178129, 203576, 204246, 229023, 272328, 305364, 356258, 408492, 458046, 534387, 610728, 712516, 816984, 916092, 1068774, 1425032, 1603161, 1832184, 2137548, 3206322, 4275096, 6412644, 12825288, 41249587, 82499174, 123748761, 164998348, 247497522, 288747109, 329996696, 371246283, 494995044, 577494218, 742492566, 866241327, 989990088, 1154988436, 1484985132, 1732482654, 2309976872, 2598723981, 2969970264, 3464965308, 5197447962, 6929930616, 10394895924, 20789791848]

約数ペア:

[(1, 20789791848), (2, 10394895924), (3, 6929930616), (4, 5197447962), (6, 3464965308), (7, 2969970264), (8, 2598723981), (9, 2309976872), (12, 1732482654), (14, 1484985132), (18, 1154988436), (21, 989990088), (24, 866241327), (28, 742492566), (36, 577494218), (42, 494995044), (56, 371246283), (63, 329996696), (72, 288747109), (84, 247497522), (126, 164998348), (168, 123748761), (252, 82499174), (504, 41249587), (1621, 12825288), (3242, 6412644), (4863, 4275096), (6484, 3206322), (9726, 2137548), (11347, 1832184), (12968, 1603161), (14589, 1425032), (19452, 1068774), (22694, 916092), (25447, 816984), (29178, 712516), (34041, 610728), (38904, 534387), (45388, 458046), (50894, 408492), (58356, 356258), (68082, 305364), (76341, 272328), (90776, 229023), (101788, 204246), (102123, 203576), (116712, 178129), (136164, 152682)]