20977824

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 48695136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 31, 32, 38, 42, 48, 53, 56, 57, 62, 76, 84, 93, 96, 106, 112, 114, 124, 133, 152, 159, 168, 186, 212, 217, 224, 228, 248, 266, 304, 318, 336, 371, 372, 399, 424, 434, 456, 496, 532, 589, 608, 636, 651, 672, 742, 744, 798, 848, 868, 912, 992, 1007, 1064, 1113, 1178, 1272, 1302, 1484, 1488, 1596, 1643, 1696, 1736, 1767, 1824, 2014, 2128, 2226, 2356, 2544, 2604, 2968, 2976, 3021, 3192, 3286, 3472, 3534, 4028, 4123, 4256, 4452, 4712, 4929, 5088, 5208, 5936, 6042, 6384, 6572, 6944, 7049, 7068, 8056, 8246, 8904, 9424, 9858, 10416, 11501, 11872, 12084, 12369, 12768, 13144, 14098, 14136, 16112, 16492, 17808, 18848, 19716, 20832, 21147, 23002, 24168, 24738, 26288, 28196, 28272, 31217, 32224, 32984, 34503, 35616, 39432, 42294, 46004, 48336, 49476, 52576, 56392, 56544, 62434, 65968, 69006, 78864, 84588, 92008, 93651, 96672, 98952, 112784, 124868, 131936, 138012, 157728, 169176, 184016, 187302, 197904, 218519, 225568, 249736, 276024, 338352, 368032, 374604, 395808, 437038, 499472, 552048, 655557, 676704, 749208, 874076, 998944, 1104096, 1311114, 1498416, 1748152, 2622228, 2996832, 3496304, 5244456, 6992608, 10488912, 20977824]

約数ペア:

[(1, 20977824), (2, 10488912), (3, 6992608), (4, 5244456), (6, 3496304), (7, 2996832), (8, 2622228), (12, 1748152), (14, 1498416), (16, 1311114), (19, 1104096), (21, 998944), (24, 874076), (28, 749208), (31, 676704), (32, 655557), (38, 552048), (42, 499472), (48, 437038), (53, 395808), (56, 374604), (57, 368032), (62, 338352), (76, 276024), (84, 249736), (93, 225568), (96, 218519), (106, 197904), (112, 187302), (114, 184016), (124, 169176), (133, 157728), (152, 138012), (159, 131936), (168, 124868), (186, 112784), (212, 98952), (217, 96672), (224, 93651), (228, 92008), (248, 84588), (266, 78864), (304, 69006), (318, 65968), (336, 62434), (371, 56544), (372, 56392), (399, 52576), (424, 49476), (434, 48336), (456, 46004), (496, 42294), (532, 39432), (589, 35616), (608, 34503), (636, 32984), (651, 32224), (672, 31217), (742, 28272), (744, 28196), (798, 26288), (848, 24738), (868, 24168), (912, 23002), (992, 21147), (1007, 20832), (1064, 19716), (1113, 18848), (1178, 17808), (1272, 16492), (1302, 16112), (1484, 14136), (1488, 14098), (1596, 13144), (1643, 12768), (1696, 12369), (1736, 12084), (1767, 11872), (1824, 11501), (2014, 10416), (2128, 9858), (2226, 9424), (2356, 8904), (2544, 8246), (2604, 8056), (2968, 7068), (2976, 7049), (3021, 6944), (3192, 6572), (3286, 6384), (3472, 6042), (3534, 5936), (4028, 5208), (4123, 5088), (4256, 4929), (4452, 4712)]