20199231364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{31153}}^1$

素因数の和:31544

約数の個数: 48

約数和(自身を含む): 39213913648

約数和(自身を除く): 19014682284

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 337, 481, 674, 962, 1348, 1924, 4381, 8762, 12469, 17524, 24938, 31153, 49876, 62306, 124612, 162097, 324194, 404989, 648388, 809978, 1152661, 1619956, 2305322, 4610644, 10498561, 14984593, 20997122, 29969186, 41994244, 59938372, 136481293, 272962586, 388446757, 545925172, 776893514, 1553787028, 5049807841, 10099615682, 20199231364]

約数ペア:

[(1, 20199231364), (2, 10099615682), (4, 5049807841), (13, 1553787028), (26, 776893514), (37, 545925172), (52, 388446757), (74, 272962586), (148, 136481293), (337, 59938372), (481, 41994244), (674, 29969186), (962, 20997122), (1348, 14984593), (1924, 10498561), (4381, 4610644), (8762, 2305322), (12469, 1619956), (17524, 1152661), (24938, 809978), (31153, 648388), (49876, 404989), (62306, 324194), (124612, 162097)]