18967332866

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1\times {\mathrm{1609}}^1$

素因数の和:2550

約数の個数: 32

約数和(自身を含む): 29403842160

約数和(自身を除く): 10436509294

約数列:

[1, 2, 37, 74, 241, 482, 661, 1322, 1609, 3218, 8917, 17834, 24457, 48914, 59533, 119066, 159301, 318602, 387769, 775538, 1063549, 2127098, 5894137, 11788274, 14347453, 28694906, 39351313, 78702626, 256315309, 512630618, 9483666433, 18967332866]

約数ペア:

[(1, 18967332866), (2, 9483666433), (37, 512630618), (74, 256315309), (241, 78702626), (482, 39351313), (661, 28694906), (1322, 14347453), (1609, 11788274), (3218, 5894137), (8917, 2127098), (17834, 1063549), (24457, 775538), (48914, 387769), (59533, 318602), (119066, 159301)]