1938394510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{39551}}^1$

素因数の和:39613

約数の個数: 48

約数和(自身を含む): 3908528640

約数和(自身を除く): 1970134130

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 338, 377, 754, 845, 1690, 1885, 3770, 4901, 9802, 24505, 39551, 49010, 79102, 197755, 395510, 514163, 1028326, 1146979, 2293958, 2570815, 5141630, 5734895, 6684119, 11469790, 13368238, 14910727, 29821454, 33420595, 66841190, 74553635, 149107270, 193839451, 387678902, 969197255, 1938394510]

約数ペア:

[(1, 1938394510), (2, 969197255), (5, 387678902), (10, 193839451), (13, 149107270), (26, 74553635), (29, 66841190), (58, 33420595), (65, 29821454), (130, 14910727), (145, 13368238), (169, 11469790), (290, 6684119), (338, 5734895), (377, 5141630), (754, 2570815), (845, 2293958), (1690, 1146979), (1885, 1028326), (3770, 514163), (4901, 395510), (9802, 197755), (24505, 79102), (39551, 49010)]