19970394

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3154

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 22607526

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3079, 3243, 6158, 6486, 9237, 18474, 70817, 141634, 144713, 212451, 289426, 424902, 434139, 868278, 3328399, 6656798, 9985197, 19970394]

約数ペア:

[(1, 19970394), (2, 9985197), (3, 6656798), (6, 3328399), (23, 868278), (46, 434139), (47, 424902), (69, 289426), (94, 212451), (138, 144713), (141, 141634), (282, 70817), (1081, 18474), (2162, 9237), (3079, 6486), (3243, 6158)]