20895539522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{761}}^1$

素因数の和:1000

約数の個数: 128

約数和(自身を含む): 40309678080

約数和(自身を除く): 19414138558

約数列:

[1, 2, 11, 13, 19, 22, 26, 31, 38, 62, 143, 163, 209, 247, 286, 326, 341, 403, 418, 494, 589, 682, 761, 806, 1178, 1522, 1793, 2119, 2717, 3097, 3586, 4238, 4433, 5053, 5434, 6194, 6479, 7657, 8371, 8866, 9893, 10106, 12958, 14459, 15314, 16742, 19786, 23309, 23591, 28918, 34067, 40261, 46618, 47182, 55583, 65689, 68134, 80522, 84227, 96007, 108823, 111166, 124043, 131378, 159049, 168454, 187967, 192014, 217646, 248086, 259501, 306683, 318098, 375934, 442871, 448229, 519002, 613366, 722579, 885742, 896458, 1056077, 1248091, 1364473, 1445158, 1612559, 2067637, 2112154, 2356817, 2496182, 2728946, 3225118, 3373513, 3845333, 4135274, 4713634, 4930519, 5826977, 6747026, 7690666, 9861038, 11653954, 13729001, 17738149, 25924987, 27458002, 30638621, 35476298, 42298663, 49989329, 51849974, 61277242, 64096747, 73061327, 84597326, 99978658, 128193494, 146122654, 337024831, 549882619, 674049662, 803674597, 949797251, 1099765238, 1607349194, 1899594502, 10447769761, 20895539522]

約数ペア:

[(1, 20895539522), (2, 10447769761), (11, 1899594502), (13, 1607349194), (19, 1099765238), (22, 949797251), (26, 803674597), (31, 674049662), (38, 549882619), (62, 337024831), (143, 146122654), (163, 128193494), (209, 99978658), (247, 84597326), (286, 73061327), (326, 64096747), (341, 61277242), (403, 51849974), (418, 49989329), (494, 42298663), (589, 35476298), (682, 30638621), (761, 27458002), (806, 25924987), (1178, 17738149), (1522, 13729001), (1793, 11653954), (2119, 9861038), (2717, 7690666), (3097, 6747026), (3586, 5826977), (4238, 4930519), (4433, 4713634), (5053, 4135274), (5434, 3845333), (6194, 3373513), (6479, 3225118), (7657, 2728946), (8371, 2496182), (8866, 2356817), (9893, 2112154), (10106, 2067637), (12958, 1612559), (14459, 1445158), (15314, 1364473), (16742, 1248091), (19786, 1056077), (23309, 896458), (23591, 885742), (28918, 722579), (34067, 613366), (40261, 519002), (46618, 448229), (47182, 442871), (55583, 375934), (65689, 318098), (68134, 306683), (80522, 259501), (84227, 248086), (96007, 217646), (108823, 192014), (111166, 187967), (124043, 168454), (131378, 159049)]