19876584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:527

約数の個数: 128

約数和(自身を含む): 64512000

約数和(自身を除く): 44635416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 479, 494, 532, 546, 728, 741, 798, 958, 988, 1064, 1092, 1437, 1482, 1596, 1729, 1916, 1976, 2184, 2874, 2964, 3192, 3353, 3458, 3832, 5187, 5748, 5928, 6227, 6706, 6916, 9101, 10059, 10374, 11496, 12454, 13412, 13832, 18202, 18681, 20118, 20748, 24908, 26824, 27303, 36404, 37362, 40236, 41496, 43589, 49816, 54606, 63707, 72808, 74724, 80472, 87178, 109212, 118313, 127414, 130767, 149448, 174356, 191121, 218424, 236626, 254828, 261534, 348712, 354939, 382242, 473252, 509656, 523068, 709878, 764484, 828191, 946504, 1046136, 1419756, 1528968, 1656382, 2484573, 2839512, 3312764, 4969146, 6625528, 9938292, 19876584]

約数ペア:

[(1, 19876584), (2, 9938292), (3, 6625528), (4, 4969146), (6, 3312764), (7, 2839512), (8, 2484573), (12, 1656382), (13, 1528968), (14, 1419756), (19, 1046136), (21, 946504), (24, 828191), (26, 764484), (28, 709878), (38, 523068), (39, 509656), (42, 473252), (52, 382242), (56, 354939), (57, 348712), (76, 261534), (78, 254828), (84, 236626), (91, 218424), (104, 191121), (114, 174356), (133, 149448), (152, 130767), (156, 127414), (168, 118313), (182, 109212), (228, 87178), (247, 80472), (266, 74724), (273, 72808), (312, 63707), (364, 54606), (399, 49816), (456, 43589), (479, 41496), (494, 40236), (532, 37362), (546, 36404), (728, 27303), (741, 26824), (798, 24908), (958, 20748), (988, 20118), (1064, 18681), (1092, 18202), (1437, 13832), (1482, 13412), (1596, 12454), (1729, 11496), (1916, 10374), (1976, 10059), (2184, 9101), (2874, 6916), (2964, 6706), (3192, 6227), (3353, 5928), (3458, 5748), (3832, 5187)]