20727854784

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{395449}}^1$

素因数の和:395487

約数の個数: 168

約数和(自身を含む): 73123450400

約数和(自身を除く): 52395595616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 192, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 448, 468, 504, 546, 576, 624, 672, 728, 819, 832, 936, 1008, 1092, 1248, 1344, 1456, 1638, 1872, 2016, 2184, 2496, 2912, 3276, 3744, 4032, 4368, 5824, 6552, 7488, 8736, 13104, 17472, 26208, 52416, 395449, 790898, 1186347, 1581796, 2372694, 2768143, 3163592, 3559041, 4745388, 5140837, 5536286, 6327184, 7118082, 8304429, 9490776, 10281674, 11072572, 12654368, 14236164, 15422511, 16608858, 18981552, 20563348, 22145144, 24913287, 25308736, 28472328, 30845022, 33217716, 35985859, 37963104, 41126696, 44290288, 46267533, 49826574, 56944656, 61690044, 66435432, 71971718, 75926208, 82253392, 88580576, 92535066, 99653148, 107957577, 113889312, 123380088, 132870864, 143943436, 164506784, 177161152, 185070132, 199306296, 215915154, 227778624, 246760176, 265741728, 287886872, 323872731, 329013568, 370140264, 398612592, 431830308, 493520352, 531483456, 575773744, 647745462, 740280528, 797225184, 863660616, 987040704, 1151547488, 1295490924, 1480561056, 1594450368, 1727321232, 2303094976, 2590981848, 2961122112, 3454642464, 5181963696, 6909284928, 10363927392, 20727854784]

約数ペア:

[(1, 20727854784), (2, 10363927392), (3, 6909284928), (4, 5181963696), (6, 3454642464), (7, 2961122112), (8, 2590981848), (9, 2303094976), (12, 1727321232), (13, 1594450368), (14, 1480561056), (16, 1295490924), (18, 1151547488), (21, 987040704), (24, 863660616), (26, 797225184), (28, 740280528), (32, 647745462), (36, 575773744), (39, 531483456), (42, 493520352), (48, 431830308), (52, 398612592), (56, 370140264), (63, 329013568), (64, 323872731), (72, 287886872), (78, 265741728), (84, 246760176), (91, 227778624), (96, 215915154), (104, 199306296), (112, 185070132), (117, 177161152), (126, 164506784), (144, 143943436), (156, 132870864), (168, 123380088), (182, 113889312), (192, 107957577), (208, 99653148), (224, 92535066), (234, 88580576), (252, 82253392), (273, 75926208), (288, 71971718), (312, 66435432), (336, 61690044), (364, 56944656), (416, 49826574), (448, 46267533), (468, 44290288), (504, 41126696), (546, 37963104), (576, 35985859), (624, 33217716), (672, 30845022), (728, 28472328), (819, 25308736), (832, 24913287), (936, 22145144), (1008, 20563348), (1092, 18981552), (1248, 16608858), (1344, 15422511), (1456, 14236164), (1638, 12654368), (1872, 11072572), (2016, 10281674), (2184, 9490776), (2496, 8304429), (2912, 7118082), (3276, 6327184), (3744, 5536286), (4032, 5140837), (4368, 4745388), (5824, 3559041), (6552, 3163592), (7488, 2768143), (8736, 2372694), (13104, 1581796), (17472, 1186347), (26208, 790898), (52416, 395449)]