2018991950

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{11251}}^1$

素因数の和:11397

約数の個数: 48

約数和(自身を含む): 3896927664

約数和(自身を除く): 1877935714

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 97, 185, 194, 370, 485, 925, 970, 1850, 2425, 3589, 4850, 7178, 11251, 17945, 22502, 35890, 56255, 89725, 112510, 179450, 281275, 416287, 562550, 832574, 1091347, 2081435, 2182694, 4162870, 5456735, 10407175, 10913470, 20814350, 27283675, 40379839, 54567350, 80759678, 201899195, 403798390, 1009495975, 2018991950]

約数ペア:

[(1, 2018991950), (2, 1009495975), (5, 403798390), (10, 201899195), (25, 80759678), (37, 54567350), (50, 40379839), (74, 27283675), (97, 20814350), (185, 10913470), (194, 10407175), (370, 5456735), (485, 4162870), (925, 2182694), (970, 2081435), (1850, 1091347), (2425, 832574), (3589, 562550), (4850, 416287), (7178, 281275), (11251, 179450), (17945, 112510), (22502, 89725), (35890, 56255)]