20124908936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1\times {\mathrm{2161}}^1$

素因数の和:3366

約数の個数: 64

約数和(自身を含む): 41646346560

約数和(自身を除く): 21521437624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 97, 194, 388, 776, 1067, 1091, 2134, 2161, 2182, 4268, 4322, 4364, 8536, 8644, 8728, 12001, 17288, 23771, 24002, 47542, 48004, 95084, 96008, 105827, 190168, 209617, 211654, 419234, 423308, 838468, 846616, 1164097, 1676936, 2305787, 2328194, 2357651, 4611574, 4656388, 4715302, 9223148, 9312776, 9430604, 18446296, 18861208, 25934161, 51868322, 103736644, 207473288, 228692147, 457384294, 914768588, 1829537176, 2515613617, 5031227234, 10062454468, 20124908936]

約数ペア:

[(1, 20124908936), (2, 10062454468), (4, 5031227234), (8, 2515613617), (11, 1829537176), (22, 914768588), (44, 457384294), (88, 228692147), (97, 207473288), (194, 103736644), (388, 51868322), (776, 25934161), (1067, 18861208), (1091, 18446296), (2134, 9430604), (2161, 9312776), (2182, 9223148), (4268, 4715302), (4322, 4656388), (4364, 4611574), (8536, 2357651), (8644, 2328194), (8728, 2305787), (12001, 1676936), (17288, 1164097), (23771, 846616), (24002, 838468), (47542, 423308), (48004, 419234), (95084, 211654), (96008, 209617), (105827, 190168)]