19493492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3221}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 36537480

約数和(自身を除く): 17043988

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 3221, 6052, 6442, 12884, 54757, 109514, 219028, 286669, 573338, 1146676, 4873373, 9746746, 19493492]

約数ペア:

[(1, 19493492), (2, 9746746), (4, 4873373), (17, 1146676), (34, 573338), (68, 286669), (89, 219028), (178, 109514), (356, 54757), (1513, 12884), (3026, 6442), (3221, 6052)]