19810202

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1453}}^1$

素因数の和:1873

約数の個数: 16

約数和(自身を含む): 31563432

約数和(自身を除く): 11753230

約数列:

[1, 2, 17, 34, 401, 802, 1453, 2906, 6817, 13634, 24701, 49402, 582653, 1165306, 9905101, 19810202]

約数ペア:

[(1, 19810202), (2, 9905101), (17, 1165306), (34, 582653), (401, 49402), (802, 24701), (1453, 13634), (2906, 6817)]