20144657128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{383}}^1\times {\mathrm{1181}}^1$

素因数の和:1882

約数の個数: 64

約数和(自身を含む): 40032921600

約数和(自身を除く): 19888264472

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 293, 383, 586, 766, 1172, 1181, 1532, 2344, 2362, 3064, 4724, 5567, 7277, 9448, 11134, 14554, 22268, 22439, 29108, 44536, 44878, 58216, 89756, 112219, 179512, 224438, 346033, 448876, 452323, 692066, 897752, 904646, 1384132, 1809292, 2132161, 2768264, 3618584, 4264322, 6574627, 8528644, 8594137, 13149254, 17057288, 17188274, 26298508, 34376548, 52597016, 68753096, 132530639, 265061278, 530122556, 1060245112, 2518082141, 5036164282, 10072328564, 20144657128]

約数ペア:

[(1, 20144657128), (2, 10072328564), (4, 5036164282), (8, 2518082141), (19, 1060245112), (38, 530122556), (76, 265061278), (152, 132530639), (293, 68753096), (383, 52597016), (586, 34376548), (766, 26298508), (1172, 17188274), (1181, 17057288), (1532, 13149254), (2344, 8594137), (2362, 8528644), (3064, 6574627), (4724, 4264322), (5567, 3618584), (7277, 2768264), (9448, 2132161), (11134, 1809292), (14554, 1384132), (22268, 904646), (22439, 897752), (29108, 692066), (44536, 452323), (44878, 448876), (58216, 346033), (89756, 224438), (112219, 179512)]