18998998

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{563}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 29237760

約数和(自身を除く): 10238762

約数列:

[1, 2, 47, 94, 359, 563, 718, 1126, 16873, 26461, 33746, 52922, 202117, 404234, 9499499, 18998998]

約数ペア:

[(1, 18998998), (2, 9499499), (47, 404234), (94, 202117), (359, 52922), (563, 33746), (718, 26461), (1126, 16873)]