20244634984

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{5233}}^1$

素因数の和:5463

約数の個数: 96

約数和(自身を含む): 45108705600

約数和(自身を除く): 24864070616

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 139, 142, 196, 278, 284, 392, 497, 556, 568, 973, 994, 1112, 1946, 1988, 3479, 3892, 3976, 5233, 6811, 6958, 7784, 9869, 10466, 13622, 13916, 19738, 20932, 27244, 27832, 36631, 39476, 41864, 54488, 69083, 73262, 78952, 138166, 146524, 256417, 276332, 293048, 371543, 483581, 512834, 552664, 727387, 743086, 967162, 1025668, 1454774, 1486172, 1934324, 2051336, 2600801, 2909548, 2972344, 3868648, 5091709, 5201602, 5819096, 10183418, 10403204, 18205607, 20366836, 20806408, 35641963, 36411214, 40733672, 51644477, 71283926, 72822428, 103288954, 142567852, 145644856, 206577908, 285135704, 361511339, 413155816, 723022678, 1446045356, 2530579373, 2892090712, 5061158746, 10122317492, 20244634984]

約数ペア:

[(1, 20244634984), (2, 10122317492), (4, 5061158746), (7, 2892090712), (8, 2530579373), (14, 1446045356), (28, 723022678), (49, 413155816), (56, 361511339), (71, 285135704), (98, 206577908), (139, 145644856), (142, 142567852), (196, 103288954), (278, 72822428), (284, 71283926), (392, 51644477), (497, 40733672), (556, 36411214), (568, 35641963), (973, 20806408), (994, 20366836), (1112, 18205607), (1946, 10403204), (1988, 10183418), (3479, 5819096), (3892, 5201602), (3976, 5091709), (5233, 3868648), (6811, 2972344), (6958, 2909548), (7784, 2600801), (9869, 2051336), (10466, 1934324), (13622, 1486172), (13916, 1454774), (19738, 1025668), (20932, 967162), (27244, 743086), (27832, 727387), (36631, 552664), (39476, 512834), (41864, 483581), (54488, 371543), (69083, 293048), (73262, 276332), (78952, 256417), (138166, 146524)]