20199095434

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 36732579840

約数和(自身を除く): 16533484406

約数列:

[1, 2, 7, 14, 19, 38, 133, 241, 266, 482, 487, 647, 974, 1294, 1687, 3374, 3409, 4529, 4579, 6818, 9058, 9158, 9253, 12293, 18506, 24586, 32053, 64106, 64771, 86051, 117367, 129542, 155927, 172102, 234734, 311854, 315089, 630178, 821569, 1091489, 1643138, 2182978, 2205623, 2229973, 2962613, 4411246, 4459946, 5925226, 5986691, 11973382, 15609811, 20738291, 31219622, 41476582, 41906837, 75936449, 83813674, 151872898, 531555143, 1063110286, 1442792531, 2885585062, 10099547717, 20199095434]

約数ペア:

[(1, 20199095434), (2, 10099547717), (7, 2885585062), (14, 1442792531), (19, 1063110286), (38, 531555143), (133, 151872898), (241, 83813674), (266, 75936449), (482, 41906837), (487, 41476582), (647, 31219622), (974, 20738291), (1294, 15609811), (1687, 11973382), (3374, 5986691), (3409, 5925226), (4529, 4459946), (4579, 4411246), (6818, 2962613), (9058, 2229973), (9158, 2205623), (9253, 2182978), (12293, 1643138), (18506, 1091489), (24586, 821569), (32053, 630178), (64106, 315089), (64771, 311854), (86051, 234734), (117367, 172102), (129542, 155927)]