1900980158

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{27011}}^1$

素因数の和:27488

約数の個数: 32

約数和(自身を含む): 3562990848

約数和(自身を除く): 1662010690

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 457, 914, 3199, 5027, 6398, 10054, 27011, 35189, 54022, 70378, 189077, 297121, 378154, 594242, 2079847, 4159694, 12344027, 24688054, 86408189, 135784297, 172816378, 271568594, 950490079, 1900980158]

約数ペア:

[(1, 1900980158), (2, 950490079), (7, 271568594), (11, 172816378), (14, 135784297), (22, 86408189), (77, 24688054), (154, 12344027), (457, 4159694), (914, 2079847), (3199, 594242), (5027, 378154), (6398, 297121), (10054, 189077), (27011, 70378), (35189, 54022)]