19397392

素因数分解:

$2^4\times 7^1\times {\mathrm{173191}}^1$

素因数の和:173206

約数の個数: 20

約数和(自身を含む): 42951616

約数和(自身を除く): 23554224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173191, 346382, 692764, 1212337, 1385528, 2424674, 2771056, 4849348, 9698696, 19397392]

約数ペア:

[(1, 19397392), (2, 9698696), (4, 4849348), (7, 2771056), (8, 2424674), (14, 1385528), (16, 1212337), (28, 692764), (56, 346382), (112, 173191)]