19955320686

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{7723}}^1\times {\mathrm{20507}}^1$

素因数の和:28245

約数の個数: 48

約数和(自身を含む): 49421983104

約数和(自身を除く): 29466662418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 7723, 15446, 20507, 23169, 41014, 46338, 54061, 61521, 69507, 108122, 123042, 139014, 143549, 162183, 184563, 287098, 324366, 369126, 430647, 486549, 861294, 973098, 1291941, 2583882, 158375561, 316751122, 475126683, 950253366, 1108628927, 1425380049, 2217257854, 2850760098, 3325886781, 6651773562, 9977660343, 19955320686]

約数ペア:

[(1, 19955320686), (2, 9977660343), (3, 6651773562), (6, 3325886781), (7, 2850760098), (9, 2217257854), (14, 1425380049), (18, 1108628927), (21, 950253366), (42, 475126683), (63, 316751122), (126, 158375561), (7723, 2583882), (15446, 1291941), (20507, 973098), (23169, 861294), (41014, 486549), (46338, 430647), (54061, 369126), (61521, 324366), (69507, 287098), (108122, 184563), (123042, 162183), (139014, 143549)]