19393994

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1913}}^1$

素因数の和:2089

約数の個数: 16

約数和(自身を含む): 30111048

約数和(自身を除く): 10717054

約数列:

[1, 2, 37, 74, 137, 274, 1913, 3826, 5069, 10138, 70781, 141562, 262081, 524162, 9696997, 19393994]

約数ペア:

[(1, 19393994), (2, 9696997), (37, 524162), (74, 262081), (137, 141562), (274, 70781), (1913, 10138), (3826, 5069)]