20752732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 50125824

約数和(自身を除く): 29373092

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 71, 73, 77, 91, 142, 143, 146, 154, 182, 284, 286, 292, 308, 364, 497, 511, 572, 781, 803, 923, 949, 994, 1001, 1022, 1562, 1606, 1846, 1898, 1988, 2002, 2044, 3124, 3212, 3692, 3796, 4004, 5183, 5467, 5621, 6461, 6643, 10153, 10366, 10439, 10934, 11242, 12922, 13286, 20306, 20732, 20878, 21868, 22484, 25844, 26572, 36281, 40612, 41756, 57013, 67379, 71071, 72562, 73073, 114026, 134758, 142142, 145124, 146146, 228052, 269516, 284284, 292292, 399091, 471653, 741169, 798182, 943306, 1482338, 1596364, 1886612, 2964676, 5188183, 10376366, 20752732]

約数ペア:

[(1, 20752732), (2, 10376366), (4, 5188183), (7, 2964676), (11, 1886612), (13, 1596364), (14, 1482338), (22, 943306), (26, 798182), (28, 741169), (44, 471653), (52, 399091), (71, 292292), (73, 284284), (77, 269516), (91, 228052), (142, 146146), (143, 145124), (146, 142142), (154, 134758), (182, 114026), (284, 73073), (286, 72562), (292, 71071), (308, 67379), (364, 57013), (497, 41756), (511, 40612), (572, 36281), (781, 26572), (803, 25844), (923, 22484), (949, 21868), (994, 20878), (1001, 20732), (1022, 20306), (1562, 13286), (1606, 12922), (1846, 11242), (1898, 10934), (1988, 10439), (2002, 10366), (2044, 10153), (3124, 6643), (3212, 6461), (3692, 5621), (3796, 5467), (4004, 5183)]