16181238052

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{20593}}^1$

素因数の和:20841

約数の個数: 72

約数和(自身を含む): 34840105440

約数和(自身を除く): 18658867388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 211, 266, 422, 532, 844, 931, 1477, 1862, 2954, 3724, 4009, 5908, 8018, 10339, 16036, 20593, 20678, 28063, 41186, 41356, 56126, 82372, 112252, 144151, 196441, 288302, 391267, 392882, 576604, 782534, 785764, 1009057, 1565068, 2018114, 2738869, 4036228, 4345123, 5477738, 8690246, 10955476, 17380492, 19172083, 30415861, 38344166, 60831722, 76688332, 82557337, 121663444, 165114674, 212911027, 330229348, 425822054, 577901359, 851644108, 1155802718, 2311605436, 4045309513, 8090619026, 16181238052]

約数ペア:

[(1, 16181238052), (2, 8090619026), (4, 4045309513), (7, 2311605436), (14, 1155802718), (19, 851644108), (28, 577901359), (38, 425822054), (49, 330229348), (76, 212911027), (98, 165114674), (133, 121663444), (196, 82557337), (211, 76688332), (266, 60831722), (422, 38344166), (532, 30415861), (844, 19172083), (931, 17380492), (1477, 10955476), (1862, 8690246), (2954, 5477738), (3724, 4345123), (4009, 4036228), (5908, 2738869), (8018, 2018114), (10339, 1565068), (16036, 1009057), (20593, 785764), (20678, 782534), (28063, 576604), (41186, 392882), (41356, 391267), (56126, 288302), (82372, 196441), (112252, 144151)]