18311478

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{160627}}^1$

素因数の和:160651

約数の個数: 16

約数和(自身を含む): 38550720

約数和(自身を除く): 20239242

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 160627, 321254, 481881, 963762, 3051913, 6103826, 9155739, 18311478]

約数ペア:

[(1, 18311478), (2, 9155739), (3, 6103826), (6, 3051913), (19, 963762), (38, 481881), (57, 321254), (114, 160627)]