1949386318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{637471}}^1$

素因数の和:637623

約数の個数: 16

約数和(自身を含む): 3212858880

約数和(自身を除く): 1263472562

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 637471, 1274942, 7012181, 14024362, 88608469, 177216938, 974693159, 1949386318]

約数ペア:

[(1, 1949386318), (2, 974693159), (11, 177216938), (22, 88608469), (139, 14024362), (278, 7012181), (1529, 1274942), (3058, 637471)]