20199354108

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^2\times {\mathrm{199}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 51109632000

約数和(自身を除く): 30910277892

約数列:

[1, 2, 3, 4, 6, 12, 29, 31, 58, 62, 87, 93, 97, 116, 124, 174, 186, 194, 199, 291, 348, 372, 388, 398, 582, 597, 796, 899, 1164, 1194, 1798, 2388, 2697, 2813, 3007, 3596, 5394, 5626, 5771, 6014, 6169, 8439, 9021, 9409, 10788, 11252, 11542, 12028, 12338, 16878, 17313, 18042, 18507, 18818, 19303, 23084, 24676, 28227, 33756, 34626, 36084, 37014, 37636, 38606, 56454, 57909, 69252, 74028, 77212, 87203, 112908, 115818, 174406, 178901, 231636, 261609, 272861, 291679, 348812, 357802, 523218, 536703, 545722, 559787, 583358, 598393, 715604, 818583, 875037, 1046436, 1073406, 1091444, 1119574, 1166716, 1196786, 1637166, 1679361, 1750074, 1795179, 1872391, 2146812, 2239148, 2393572, 3274332, 3358722, 3500148, 3590358, 3744782, 5617173, 6717444, 7180716, 7489564, 8458691, 11234346, 16917382, 17353397, 22468692, 25376073, 33834764, 34706794, 50752146, 52060191, 54299339, 58044121, 69413588, 101504292, 104120382, 108598678, 116088242, 162898017, 174132363, 208240764, 217197356, 232176484, 325796034, 348264726, 651592068, 696529452, 1683279509, 3366559018, 5049838527, 6733118036, 10099677054, 20199354108]

約数ペア:

[(1, 20199354108), (2, 10099677054), (3, 6733118036), (4, 5049838527), (6, 3366559018), (12, 1683279509), (29, 696529452), (31, 651592068), (58, 348264726), (62, 325796034), (87, 232176484), (93, 217197356), (97, 208240764), (116, 174132363), (124, 162898017), (174, 116088242), (186, 108598678), (194, 104120382), (199, 101504292), (291, 69413588), (348, 58044121), (372, 54299339), (388, 52060191), (398, 50752146), (582, 34706794), (597, 33834764), (796, 25376073), (899, 22468692), (1164, 17353397), (1194, 16917382), (1798, 11234346), (2388, 8458691), (2697, 7489564), (2813, 7180716), (3007, 6717444), (3596, 5617173), (5394, 3744782), (5626, 3590358), (5771, 3500148), (6014, 3358722), (6169, 3274332), (8439, 2393572), (9021, 2239148), (9409, 2146812), (10788, 1872391), (11252, 1795179), (11542, 1750074), (12028, 1679361), (12338, 1637166), (16878, 1196786), (17313, 1166716), (18042, 1119574), (18507, 1091444), (18818, 1073406), (19303, 1046436), (23084, 875037), (24676, 818583), (28227, 715604), (33756, 598393), (34626, 583358), (36084, 559787), (37014, 545722), (37636, 536703), (38606, 523218), (56454, 357802), (57909, 348812), (69252, 291679), (74028, 272861), (77212, 261609), (87203, 231636), (112908, 178901), (115818, 174406)]