40738818

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 83138112

約数和(自身を除く): 42399294

約数列:

[1, 2, 3, 6, 73, 146, 219, 281, 331, 438, 562, 662, 843, 993, 1686, 1986, 20513, 24163, 41026, 48326, 61539, 72489, 93011, 123078, 144978, 186022, 279033, 558066, 6789803, 13579606, 20369409, 40738818]

約数ペア:

[(1, 40738818), (2, 20369409), (3, 13579606), (6, 6789803), (73, 558066), (146, 279033), (219, 186022), (281, 144978), (331, 123078), (438, 93011), (562, 72489), (662, 61539), (843, 48326), (993, 41026), (1686, 24163), (1986, 20513)]