19984886768

素因数分解:

$2^4\times 7^4\times {\mathrm{11}}^1\times {\mathrm{47293}}^1$

素因数の和:47340

約数の個数: 100

約数和(自身を含む): 49279023768

約数和(自身を除く): 29294137000

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 343, 392, 539, 616, 686, 784, 1078, 1232, 1372, 2156, 2401, 2744, 3773, 4312, 4802, 5488, 7546, 8624, 9604, 15092, 19208, 26411, 30184, 38416, 47293, 52822, 60368, 94586, 105644, 189172, 211288, 331051, 378344, 422576, 520223, 662102, 756688, 1040446, 1324204, 2080892, 2317357, 2648408, 3641561, 4161784, 4634714, 5296816, 7283122, 8323568, 9269428, 14566244, 16221499, 18538856, 25490927, 29132488, 32442998, 37077712, 50981854, 58264976, 64885996, 101963708, 113550493, 129771992, 178436489, 203927416, 227100986, 259543984, 356872978, 407854832, 454201972, 713745956, 908403944, 1249055423, 1427491912, 1816807888, 2498110846, 2854983824, 4996221692, 9992443384, 19984886768]

約数ペア:

[(1, 19984886768), (2, 9992443384), (4, 4996221692), (7, 2854983824), (8, 2498110846), (11, 1816807888), (14, 1427491912), (16, 1249055423), (22, 908403944), (28, 713745956), (44, 454201972), (49, 407854832), (56, 356872978), (77, 259543984), (88, 227100986), (98, 203927416), (112, 178436489), (154, 129771992), (176, 113550493), (196, 101963708), (308, 64885996), (343, 58264976), (392, 50981854), (539, 37077712), (616, 32442998), (686, 29132488), (784, 25490927), (1078, 18538856), (1232, 16221499), (1372, 14566244), (2156, 9269428), (2401, 8323568), (2744, 7283122), (3773, 5296816), (4312, 4634714), (4802, 4161784), (5488, 3641561), (7546, 2648408), (8624, 2317357), (9604, 2080892), (15092, 1324204), (19208, 1040446), (26411, 756688), (30184, 662102), (38416, 520223), (47293, 422576), (52822, 378344), (60368, 331051), (94586, 211288), (105644, 189172)]