16854447890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3391237}}^1$

素因数の和:3391322

約数の個数: 32

約数和(自身を含む): 35160355584

約数和(自身を除く): 18305907694

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 3391237, 6782474, 16956185, 23738659, 33912370, 47477318, 118693295, 237386590, 240777827, 481555654, 1203889135, 1685444789, 2407778270, 3370889578, 8427223945, 16854447890]

約数ペア:

[(1, 16854447890), (2, 8427223945), (5, 3370889578), (7, 2407778270), (10, 1685444789), (14, 1203889135), (35, 481555654), (70, 240777827), (71, 237386590), (142, 118693295), (355, 47477318), (497, 33912370), (710, 23738659), (994, 16956185), (2485, 6782474), (4970, 3391237)]