18322473

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 26879040

約数和(自身を除く): 8556567

約数列:

[1, 3, 13, 39, 71, 169, 213, 507, 509, 923, 1527, 2769, 6617, 11999, 19851, 35997, 36139, 86021, 108417, 258063, 469807, 1409421, 6107491, 18322473]

約数ペア:

[(1, 18322473), (3, 6107491), (13, 1409421), (39, 469807), (71, 258063), (169, 108417), (213, 86021), (507, 36139), (509, 35997), (923, 19851), (1527, 11999), (2769, 6617)]