1900979792

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{449}}^1\times {\mathrm{733}}^1$

素因数の和:1228

約数の個数: 60

約数和(自身を含む): 3901173300

約数和(自身を除く): 2000193508

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 449, 722, 733, 898, 1444, 1466, 1796, 2888, 2932, 3592, 5776, 5864, 7184, 8531, 11728, 13927, 17062, 27854, 34124, 55708, 68248, 111416, 136496, 162089, 222832, 264613, 324178, 329117, 529226, 648356, 658234, 1058452, 1296712, 1316468, 2116904, 2593424, 2632936, 4233808, 5265872, 6253223, 12506446, 25012892, 50025784, 100051568, 118811237, 237622474, 475244948, 950489896, 1900979792]

約数ペア:

[(1, 1900979792), (2, 950489896), (4, 475244948), (8, 237622474), (16, 118811237), (19, 100051568), (38, 50025784), (76, 25012892), (152, 12506446), (304, 6253223), (361, 5265872), (449, 4233808), (722, 2632936), (733, 2593424), (898, 2116904), (1444, 1316468), (1466, 1296712), (1796, 1058452), (2888, 658234), (2932, 648356), (3592, 529226), (5776, 329117), (5864, 324178), (7184, 264613), (8531, 222832), (11728, 162089), (13927, 136496), (17062, 111416), (27854, 68248), (34124, 55708)]