20864835648

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{7873}}^1$

素因数の和:8041

約数の個数: 168

約数和(自身を含む): 61775876448

約数和(自身を除く): 40911040800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 107, 129, 144, 172, 192, 214, 258, 288, 321, 344, 387, 428, 516, 576, 642, 688, 774, 856, 963, 1032, 1284, 1376, 1548, 1712, 1926, 2064, 2568, 2752, 3096, 3424, 3852, 4128, 4601, 5136, 6192, 6848, 7704, 7873, 8256, 9202, 10272, 12384, 13803, 15408, 15746, 18404, 20544, 23619, 24768, 27606, 30816, 31492, 36808, 41409, 47238, 55212, 61632, 62984, 70857, 73616, 82818, 94476, 110424, 125968, 141714, 147232, 165636, 188952, 220848, 251936, 283428, 294464, 331272, 338539, 377904, 441696, 503872, 566856, 662544, 677078, 755808, 842411, 883392, 1015617, 1133712, 1325088, 1354156, 1511616, 1684822, 2031234, 2267424, 2527233, 2650176, 2708312, 3046851, 3369644, 4062468, 4534848, 5054466, 5416624, 6093702, 6739288, 7581699, 8124936, 10108932, 10833248, 12187404, 13478576, 15163398, 16249872, 20217864, 21666496, 24374808, 26957152, 30326796, 32499744, 36223673, 40435728, 48749616, 53914304, 60653592, 64999488, 72447346, 80871456, 97499232, 108671019, 121307184, 144894692, 161742912, 194998464, 217342038, 242614368, 289789384, 326013057, 434684076, 485228736, 579578768, 652026114, 869368152, 1159157536, 1304052228, 1738736304, 2318315072, 2608104456, 3477472608, 5216208912, 6954945216, 10432417824, 20864835648]

約数ペア:

[(1, 20864835648), (2, 10432417824), (3, 6954945216), (4, 5216208912), (6, 3477472608), (8, 2608104456), (9, 2318315072), (12, 1738736304), (16, 1304052228), (18, 1159157536), (24, 869368152), (32, 652026114), (36, 579578768), (43, 485228736), (48, 434684076), (64, 326013057), (72, 289789384), (86, 242614368), (96, 217342038), (107, 194998464), (129, 161742912), (144, 144894692), (172, 121307184), (192, 108671019), (214, 97499232), (258, 80871456), (288, 72447346), (321, 64999488), (344, 60653592), (387, 53914304), (428, 48749616), (516, 40435728), (576, 36223673), (642, 32499744), (688, 30326796), (774, 26957152), (856, 24374808), (963, 21666496), (1032, 20217864), (1284, 16249872), (1376, 15163398), (1548, 13478576), (1712, 12187404), (1926, 10833248), (2064, 10108932), (2568, 8124936), (2752, 7581699), (3096, 6739288), (3424, 6093702), (3852, 5416624), (4128, 5054466), (4601, 4534848), (5136, 4062468), (6192, 3369644), (6848, 3046851), (7704, 2708312), (7873, 2650176), (8256, 2527233), (9202, 2267424), (10272, 2031234), (12384, 1684822), (13803, 1511616), (15408, 1354156), (15746, 1325088), (18404, 1133712), (20544, 1015617), (23619, 883392), (24768, 842411), (27606, 755808), (30816, 677078), (31492, 662544), (36808, 566856), (41409, 503872), (47238, 441696), (55212, 377904), (61632, 338539), (62984, 331272), (70857, 294464), (73616, 283428), (82818, 251936), (94476, 220848), (110424, 188952), (125968, 165636), (141714, 147232)]