1640779974

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1248691}}^1$

素因数の和:1248772

約数の個数: 24

約数和(自身を含む): 3603725112

約数和(自身を除く): 1962945138

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 1248691, 2497382, 3746073, 7492146, 11238219, 22476438, 91154443, 182308886, 273463329, 546926658, 820389987, 1640779974]

約数ペア:

[(1, 1640779974), (2, 820389987), (3, 546926658), (6, 273463329), (9, 182308886), (18, 91154443), (73, 22476438), (146, 11238219), (219, 7492146), (438, 3746073), (657, 2497382), (1314, 1248691)]