20512894584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{62201}}^1$

素因数の和:62381

約数の個数: 128

約数和(自身を含む): 63535610880

約数和(自身を除く): 43022716296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 151, 156, 168, 182, 273, 302, 312, 364, 453, 546, 604, 728, 906, 1057, 1092, 1208, 1812, 1963, 2114, 2184, 3171, 3624, 3926, 4228, 5889, 6342, 7852, 8456, 11778, 12684, 13741, 15704, 23556, 25368, 27482, 41223, 47112, 54964, 62201, 82446, 109928, 124402, 164892, 186603, 248804, 329784, 373206, 435407, 497608, 746412, 808613, 870814, 1306221, 1492824, 1617226, 1741628, 2425839, 2612442, 3234452, 3483256, 4851678, 5224884, 5660291, 6468904, 9392351, 9703356, 10449768, 11320582, 16980873, 18784702, 19406712, 22641164, 28177053, 33961746, 37569404, 45282328, 56354106, 65746457, 67923492, 75138808, 112708212, 122100563, 131492914, 135846984, 197239371, 225416424, 244201126, 262985828, 366301689, 394478742, 488402252, 525971656, 732603378, 788957484, 854703941, 976804504, 1465206756, 1577914968, 1709407882, 2564111823, 2930413512, 3418815764, 5128223646, 6837631528, 10256447292, 20512894584]

約数ペア:

[(1, 20512894584), (2, 10256447292), (3, 6837631528), (4, 5128223646), (6, 3418815764), (7, 2930413512), (8, 2564111823), (12, 1709407882), (13, 1577914968), (14, 1465206756), (21, 976804504), (24, 854703941), (26, 788957484), (28, 732603378), (39, 525971656), (42, 488402252), (52, 394478742), (56, 366301689), (78, 262985828), (84, 244201126), (91, 225416424), (104, 197239371), (151, 135846984), (156, 131492914), (168, 122100563), (182, 112708212), (273, 75138808), (302, 67923492), (312, 65746457), (364, 56354106), (453, 45282328), (546, 37569404), (604, 33961746), (728, 28177053), (906, 22641164), (1057, 19406712), (1092, 18784702), (1208, 16980873), (1812, 11320582), (1963, 10449768), (2114, 9703356), (2184, 9392351), (3171, 6468904), (3624, 5660291), (3926, 5224884), (4228, 4851678), (5889, 3483256), (6342, 3234452), (7852, 2612442), (8456, 2425839), (11778, 1741628), (12684, 1617226), (13741, 1492824), (15704, 1306221), (23556, 870814), (25368, 808613), (27482, 746412), (41223, 497608), (47112, 435407), (54964, 373206), (62201, 329784), (82446, 248804), (109928, 186603), (124402, 164892)]