20379744

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:953

約数の個数: 144

約数和(自身を含む): 72334080

約数和(自身を除く): 51954336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 462, 504, 528, 616, 672, 693, 792, 919, 924, 1008, 1056, 1232, 1386, 1584, 1838, 1848, 2016, 2464, 2757, 2772, 3168, 3676, 3696, 5514, 5544, 6433, 7352, 7392, 8271, 10109, 11028, 11088, 12866, 14704, 16542, 19299, 20218, 22056, 22176, 25732, 29408, 30327, 33084, 38598, 40436, 44112, 51464, 57897, 60654, 66168, 70763, 77196, 80872, 88224, 90981, 102928, 115794, 121308, 132336, 141526, 154392, 161744, 181962, 205856, 212289, 231588, 242616, 264672, 283052, 308784, 323488, 363924, 424578, 463176, 485232, 566104, 617568, 636867, 727848, 849156, 926352, 970464, 1132208, 1273734, 1455696, 1698312, 1852704, 2264416, 2547468, 2911392, 3396624, 5094936, 6793248, 10189872, 20379744]

約数ペア:

[(1, 20379744), (2, 10189872), (3, 6793248), (4, 5094936), (6, 3396624), (7, 2911392), (8, 2547468), (9, 2264416), (11, 1852704), (12, 1698312), (14, 1455696), (16, 1273734), (18, 1132208), (21, 970464), (22, 926352), (24, 849156), (28, 727848), (32, 636867), (33, 617568), (36, 566104), (42, 485232), (44, 463176), (48, 424578), (56, 363924), (63, 323488), (66, 308784), (72, 283052), (77, 264672), (84, 242616), (88, 231588), (96, 212289), (99, 205856), (112, 181962), (126, 161744), (132, 154392), (144, 141526), (154, 132336), (168, 121308), (176, 115794), (198, 102928), (224, 90981), (231, 88224), (252, 80872), (264, 77196), (288, 70763), (308, 66168), (336, 60654), (352, 57897), (396, 51464), (462, 44112), (504, 40436), (528, 38598), (616, 33084), (672, 30327), (693, 29408), (792, 25732), (919, 22176), (924, 22056), (1008, 20218), (1056, 19299), (1232, 16542), (1386, 14704), (1584, 12866), (1838, 11088), (1848, 11028), (2016, 10109), (2464, 8271), (2757, 7392), (2772, 7352), (3168, 6433), (3676, 5544), (3696, 5514)]