19998012

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15289}}^1$

素因数の和:15405

約数の個数: 24

約数和(自身を含む): 47093200

約数和(自身を除く): 27095188

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 15289, 30578, 45867, 61156, 91734, 183468, 1666501, 3333002, 4999503, 6666004, 9999006, 19998012]

約数ペア:

[(1, 19998012), (2, 9999006), (3, 6666004), (4, 4999503), (6, 3333002), (12, 1666501), (109, 183468), (218, 91734), (327, 61156), (436, 45867), (654, 30578), (1308, 15289)]