16123218

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 33054912

約数和(自身を除く): 16931694

約数列:

[1, 2, 3, 6, 73, 131, 146, 219, 262, 281, 393, 438, 562, 786, 843, 1686, 9563, 19126, 20513, 28689, 36811, 41026, 57378, 61539, 73622, 110433, 123078, 220866, 2687203, 5374406, 8061609, 16123218]

約数ペア:

[(1, 16123218), (2, 8061609), (3, 5374406), (6, 2687203), (73, 220866), (131, 123078), (146, 110433), (219, 73622), (262, 61539), (281, 57378), (393, 41026), (438, 36811), (562, 28689), (786, 20513), (843, 19126), (1686, 9563)]