20544644328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1\times {\mathrm{1217}}^1$

素因数の和:2187

約数の個数: 128

約数和(自身を含む): 56328894720

約数和(自身を除く): 35784250392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 61, 78, 104, 122, 156, 183, 244, 312, 366, 488, 732, 793, 887, 1217, 1464, 1586, 1774, 2379, 2434, 2661, 3172, 3548, 3651, 4758, 4868, 5322, 6344, 7096, 7302, 9516, 9736, 10644, 11531, 14604, 15821, 19032, 21288, 23062, 29208, 31642, 34593, 46124, 47463, 54107, 63284, 69186, 74237, 92248, 94926, 108214, 126568, 138372, 148474, 162321, 189852, 216428, 222711, 276744, 296948, 324642, 379704, 432856, 445422, 593896, 649284, 703391, 890844, 965081, 1079479, 1298568, 1406782, 1781688, 1930162, 2110173, 2158958, 2813564, 2895243, 3238437, 3860324, 4220346, 4317916, 5627128, 5790486, 6476874, 7720648, 8440692, 8635832, 11580972, 12953748, 14033227, 16881384, 23161944, 25907496, 28066454, 42099681, 56132908, 65848219, 84199362, 112265816, 131696438, 168398724, 197544657, 263392876, 336797448, 395089314, 526785752, 790178628, 856026847, 1580357256, 1712053694, 2568080541, 3424107388, 5136161082, 6848214776, 10272322164, 20544644328]

約数ペア:

[(1, 20544644328), (2, 10272322164), (3, 6848214776), (4, 5136161082), (6, 3424107388), (8, 2568080541), (12, 1712053694), (13, 1580357256), (24, 856026847), (26, 790178628), (39, 526785752), (52, 395089314), (61, 336797448), (78, 263392876), (104, 197544657), (122, 168398724), (156, 131696438), (183, 112265816), (244, 84199362), (312, 65848219), (366, 56132908), (488, 42099681), (732, 28066454), (793, 25907496), (887, 23161944), (1217, 16881384), (1464, 14033227), (1586, 12953748), (1774, 11580972), (2379, 8635832), (2434, 8440692), (2661, 7720648), (3172, 6476874), (3548, 5790486), (3651, 5627128), (4758, 4317916), (4868, 4220346), (5322, 3860324), (6344, 3238437), (7096, 2895243), (7302, 2813564), (9516, 2158958), (9736, 2110173), (10644, 1930162), (11531, 1781688), (14604, 1406782), (15821, 1298568), (19032, 1079479), (21288, 965081), (23062, 890844), (29208, 703391), (31642, 649284), (34593, 593896), (46124, 445422), (47463, 432856), (54107, 379704), (63284, 324642), (69186, 296948), (74237, 276744), (92248, 222711), (94926, 216428), (108214, 189852), (126568, 162321), (138372, 148474)]